Finding the Fourth Proportional to 16,331,430.40, 24,497,145.60 and 5,560,892.80
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Solution
The fourth proportional to 16,331,430.40, 24,497,145.60 and 5,560,892.80 is: 8,341,339.20
Step by Step Solution
- Step 1: Write the proportion equation
16,331,430.40 : 24,497,145.60 = 5,560,892.80 : x - Step 2: Convert to fraction form
16,331,430.40/24,497,145.60 = 5,560,892.80/x - Step 3: Cross multiply
16,331,430.40x = 24,497,145.60 × 5,560,892.80 - Step 4: Simplify right side
16,331,430.40x = 136,226,000,587,591.69 - Step 5: Solve for x
x = 136,226,000,587,591.69/16,331,430.40 - Step 6: Final answer
x = 8,341,339.20
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1.5x scale
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.