Finding the Fourth Proportional to 56,785,417.20, 85,178,125.80 and 24,452,809.20
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Solution
The fourth proportional to 56,785,417.20, 85,178,125.80 and 24,452,809.20 is: 36,679,213.80
Step by Step Solution
- Step 1: Write the proportion equation
56,785,417.20 : 85,178,125.80 = 24,452,809.20 : x - Step 2: Convert to fraction form
56,785,417.20/85,178,125.80 = 24,452,809.20/x - Step 3: Cross multiply
56,785,417.20x = 85,178,125.80 × 24,452,809.20 - Step 4: Simplify right side
56,785,417.20x = 2,082,844,458,200,997.25 - Step 5: Solve for x
x = 2,082,844,458,200,997.25/56,785,417.20 - Step 6: Final answer
x = 36,679,213.80
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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.