Finding the Fourth Proportional to 64,022,757.68, 88,359,816.12 and 36,514,380.08
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Solution
The fourth proportional to 64,022,757.68, 88,359,816.12 and 36,514,380.08 is: 50,394,641.32
Step by Step Solution
- Step 1: Write the proportion equation
64,022,757.68 : 88,359,816.12 = 36,514,380.08 : x - Step 2: Convert to fraction form
64,022,757.68/88,359,816.12 = 36,514,380.08/x - Step 3: Cross multiply
64,022,757.68x = 88,359,816.12 × 36,514,380.08 - Step 4: Simplify right side
64,022,757.68x = 3,226,403,909,604,591 - Step 5: Solve for x
x = 3,226,403,909,604,591/64,022,757.68 - Step 6: Final answer
x = 50,394,641.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.