The chart in this article says people who make more than $250K per year are paying just over 1/2 of income tax paid.

http://www.pewresearch.org/fact-tank/2016/04/13/high-income-...

And then here, merely the top 10% of wealth holders hold 76% of the wealth, and the top 20% of wealth holders hold 85% of total wealth. The statistics are no where near what you appear to be claiming.

https://en.wikipedia.org/wiki/Wealth_inequality_in_the_Unite...