Finding the Fourth Proportional to 7,421,079.24, 11,119,306.97 and 5,251,346.82
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Solution
The fourth proportional to 7,421,079.24, 11,119,306.97 and 5,251,346.82 is: 7,868,308.02
Step by Step Solution
- Step 1: Write the proportion equation
7,421,079.24 : 11,119,306.97 = 5,251,346.82 : x - Step 2: Convert to fraction form
7,421,079.24/11,119,306.97 = 5,251,346.82/x - Step 3: Cross multiply
7,421,079.24x = 11,119,306.97 × 5,251,346.82 - Step 4: Simplify right side
7,421,079.24x = 58,391,337,310,641.70 - Step 5: Solve for x
x = 58,391,337,310,641.70/7,421,079.24 - Step 6: Final answer
x = 7,868,308.02
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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.