Finding the Fourth Proportional to 7,930,053.12, 10,942,793.04 and 4,397,950.92
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Solution
The fourth proportional to 7,930,053.12, 10,942,793.04 and 4,397,950.92 is: 6,068,795.00
Step by Step Solution
- Step 1: Write the proportion equation
7,930,053.12 : 10,942,793.04 = 4,397,950.92 : x - Step 2: Convert to fraction form
7,930,053.12/10,942,793.04 = 4,397,950.92/x - Step 3: Cross multiply
7,930,053.12x = 10,942,793.04 × 4,397,950.92 - Step 4: Simplify right side
7,930,053.12x = 48,125,866,717,637.59 - Step 5: Solve for x
x = 48,125,866,717,637.59/7,930,053.12 - Step 6: Final answer
x = 6,068,795.00
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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.