Finding the Fourth Proportional to 81,940,062.45, 122,894,347.28 and 24,434,209.65
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Solution
The fourth proportional to 81,940,062.45, 122,894,347.28 and 24,434,209.65 is: 36,646,618.96
Step by Step Solution
- Step 1: Write the proportion equation
81,940,062.45 : 122,894,347.28 = 24,434,209.65 : x - Step 2: Convert to fraction form
81,940,062.45/122,894,347.28 = 24,434,209.65/x - Step 3: Cross multiply
81,940,062.45x = 122,894,347.28 × 24,434,209.65 - Step 4: Simplify right side
81,940,062.45x = 3,002,826,246,117,256 - Step 5: Solve for x
x = 3,002,826,246,117,256/81,940,062.45 - Step 6: Final answer
x = 36,646,618.96
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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.