Finding the Fourth Proportional to 8,151,894.29, 12,227,833.49 and 2,086,616.31
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Solution
The fourth proportional to 8,151,894.29, 12,227,833.49 and 2,086,616.31 is: 3,129,922.43
Step by Step Solution
- Step 1: Write the proportion equation
8,151,894.29 : 12,227,833.49 = 2,086,616.31 : x - Step 2: Convert to fraction form
8,151,894.29/12,227,833.49 = 2,086,616.31/x - Step 3: Cross multiply
8,151,894.29x = 12,227,833.49 × 2,086,616.31 - Step 4: Simplify right side
8,151,894.29x = 25,514,796,785,765.14 - Step 5: Solve for x
x = 25,514,796,785,765.14/8,151,894.29 - Step 6: Final answer
x = 3,129,922.43
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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.