Finding the Fourth Proportional to 16,129,810.10, 24,194,715.15 and 12,098,731.70
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Solution
The fourth proportional to 16,129,810.10, 24,194,715.15 and 12,098,731.70 is: 18,148,097.55
Step by Step Solution
- Step 1: Write the proportion equation
16,129,810.10 : 24,194,715.15 = 12,098,731.70 : x - Step 2: Convert to fraction form
16,129,810.10/24,194,715.15 = 12,098,731.70/x - Step 3: Cross multiply
16,129,810.10x = 24,194,715.15 × 12,098,731.70 - Step 4: Simplify right side
16,129,810.10x = 292,725,367,157,775.25 - Step 5: Solve for x
x = 292,725,367,157,775.25/16,129,810.10 - Step 6: Final answer
x = 18,148,097.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.