Finding the Fourth Proportional to 5,887,717.47, 8,123,859.36 and 3,439,855.76
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Solution
The fourth proportional to 5,887,717.47, 8,123,859.36 and 3,439,855.76 is: 4,746,305.26
Step by Step Solution
- Step 1: Write the proportion equation
5,887,717.47 : 8,123,859.36 = 3,439,855.76 : x - Step 2: Convert to fraction form
5,887,717.47/8,123,859.36 = 3,439,855.76/x - Step 3: Cross multiply
5,887,717.47x = 8,123,859.36 × 3,439,855.76 - Step 4: Simplify right side
5,887,717.47x = 27,944,904,372,306.62 - Step 5: Solve for x
x = 27,944,904,372,306.62/5,887,717.47 - Step 6: Final answer
x = 4,746,305.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.