Finding the Fourth Proportional to 16,129,646.40, 24,193,951.20 and 5,347,444.80
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Solution
The fourth proportional to 16,129,646.40, 24,193,951.20 and 5,347,444.80 is: 8,020,995.34
Step by Step Solution
- Step 1: Write the proportion equation
16,129,646.40 : 24,193,951.20 = 5,347,444.80 : x - Step 2: Convert to fraction form
16,129,646.40/24,193,951.20 = 5,347,444.80/x - Step 3: Cross multiply
16,129,646.40x = 24,193,951.20 × 5,347,444.80 - Step 4: Simplify right side
16,129,646.40x = 129,375,818,535,893.75 - Step 5: Solve for x
x = 129,375,818,535,893.75/16,129,646.40 - Step 6: Final answer
x = 8,020,995.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.