Finding the Fourth Proportional to 8,609,424.14, 12,915,957.90 and 2,851,832
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Solution
The fourth proportional to 8,609,424.14, 12,915,957.90 and 2,851,832 is: 4,278,351.43
Step by Step Solution
- Step 1: Write the proportion equation
8,609,424.14 : 12,915,957.90 = 2,851,832 : x - Step 2: Convert to fraction form
8,609,424.14/12,915,957.90 = 2,851,832/x - Step 3: Cross multiply
8,609,424.14x = 12,915,957.90 × 2,851,832 - Step 4: Simplify right side
8,609,424.14x = 36,834,142,049,872.80 - Step 5: Solve for x
x = 36,834,142,049,872.80/8,609,424.14 - Step 6: Final answer
x = 4,278,351.43
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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.