Finding the Fourth Proportional to 7,717,819.46, 11,568,561.14 and 2,595,372.98
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Solution
The fourth proportional to 7,717,819.46, 11,568,561.14 and 2,595,372.98 is: 3,890,312.69
Step by Step Solution
- Step 1: Write the proportion equation
7,717,819.46 : 11,568,561.14 = 2,595,372.98 : x - Step 2: Convert to fraction form
7,717,819.46/11,568,561.14 = 2,595,372.98/x - Step 3: Cross multiply
7,717,819.46x = 11,568,561.14 × 2,595,372.98 - Step 4: Simplify right side
7,717,819.46x = 30,024,730,948,879.62 - Step 5: Solve for x
x = 30,024,730,948,879.62/7,717,819.46 - Step 6: Final answer
x = 3,890,312.69
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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.