XRP, Solana, and Hedera Hashgraph (HBAR) are potential altcoins to benefit from Paul Atkins' emergence as SEC Chair.These altcoins have Exchange-Traded Funds (ETFs) awaiting approval, which could fuel a 10X rally for each cryptocurrency.Ripple (XRP) has seen a price increase after concluding its litigation with the SEC, and a bullish price reversal signal has formed.Solana (SOL) and Hedera Hashgraph (HBAR) also show bullish patterns and have potential for significant price increases in the near future.