Finding the Fourth Proportional to 10,557,625.70, 15,836,438.55 and 9,612,841.70
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Solution
The fourth proportional to 10,557,625.70, 15,836,438.55 and 9,612,841.70 is: 14,419,262.55
Step by Step Solution
- Step 1: Write the proportion equation
10,557,625.70 : 15,836,438.55 = 9,612,841.70 : x - Step 2: Convert to fraction form
10,557,625.70/15,836,438.55 = 9,612,841.70/x - Step 3: Cross multiply
10,557,625.70x = 15,836,438.55 × 9,612,841.70 - Step 4: Simplify right side
10,557,625.70x = 152,233,176,872,927.53 - Step 5: Solve for x
x = 152,233,176,872,927.53/10,557,625.70 - Step 6: Final answer
x = 14,419,262.55
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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.