Ukraine is about 6,706 times bigger than Fort Lauderdale.

Fort Lauderdale (excluding the city's 9.9 sq km of water area) is approximately 90 sq km, while Ukraine is approximately 603,550 sq km, making Ukraine 670,511% larger than Fort Lauderdale.
Tip: This to-scale comparison of Fort Lauderdale vs. Ukraine uses the Mercator projection, which distorts the size of regions near the poles.