Finding the Fourth Proportional to 8,397,595.32, 12,598,391.96 and 2,717,819.63
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Solution
The fourth proportional to 8,397,595.32, 12,598,391.96 and 2,717,819.63 is: 4,077,376.40
Step by Step Solution
- Step 1: Write the proportion equation
8,397,595.32 : 12,598,391.96 = 2,717,819.63 : x - Step 2: Convert to fraction form
8,397,595.32/12,598,391.96 = 2,717,819.63/x - Step 3: Cross multiply
8,397,595.32x = 12,598,391.96 × 2,717,819.63 - Step 4: Simplify right side
8,397,595.32x = 34,240,156,956,176.91 - Step 5: Solve for x
x = 34,240,156,956,176.91/8,397,595.32 - Step 6: Final answer
x = 4,077,376.40
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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.