Finding the Fourth Proportional to 9,715,212.30, 14,582,149.65 and 4,928,306.70
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Solution
The fourth proportional to 9,715,212.30, 14,582,149.65 and 4,928,306.70 is: 7,397,193.56
Step by Step Solution
- Step 1: Write the proportion equation
9,715,212.30 : 14,582,149.65 = 4,928,306.70 : x - Step 2: Convert to fraction form
9,715,212.30/14,582,149.65 = 4,928,306.70/x - Step 3: Cross multiply
9,715,212.30x = 14,582,149.65 × 4,928,306.70 - Step 4: Simplify right side
9,715,212.30x = 71,865,305,820,497.66 - Step 5: Solve for x
x = 71,865,305,820,497.66/9,715,212.30 - Step 6: Final answer
x = 7,397,193.56
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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.