If you think borrowing money at an absurdly high interest rate in a way that makes you look like a scammer is a sensible way to start a business, you are a very poor businessman.
Don't you have any friends or family -- or anyone with a reason to trust you for that matter -- that would be interested in such an amazing deal?
Yeah the rate is high because I'm a new member and an exchange thing is risky, and I really want this project.
If this crowdfunding will be unsuccessful I try btcjam or finally a bank loan.
My family is poor, in Hungary 99% of all people is poor

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Honestly, you can't even make a exchange with ten Bitcoins.