Ethereum has been use widely for ICO purchase which have given this coin a high recognition. And also ripple has been on test for her technology in financial institutions to use since it can process trasactions than bitcoin. Will these two coins replace bitcoin and become number 1 on the coinmarketcap
They have already used to be the 1st on the CMC. Actually these coins are outstanding and are the leading assets in their own sphere.
Please see the price prediction for XRP/USD for 2020-2023 and may be you will find the answer there...
Here you are:
https://www.tradingview.com/chart/XRPUSD/b03hUVK6-XRP-USD-Prediction-for-2020-2023/