Finding the Fourth Proportional to 16,129,589.60, 24,194,384.40 and 12,098,511.20
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Solution
The fourth proportional to 16,129,589.60, 24,194,384.40 and 12,098,511.20 is: 18,147,766.80
Step by Step Solution
- Step 1: Write the proportion equation
16,129,589.60 : 24,194,384.40 = 12,098,511.20 : x - Step 2: Convert to fraction form
16,129,589.60/24,194,384.40 = 12,098,511.20/x - Step 3: Cross multiply
16,129,589.60x = 24,194,384.40 × 12,098,511.20 - Step 4: Simplify right side
16,129,589.60x = 292,716,030,640,505.25 - Step 5: Solve for x
x = 292,716,030,640,505.25/16,129,589.60 - Step 6: Final answer
x = 18,147,766.80
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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.