Finding the Fourth Proportional to 82,935,943.80, 124,403,915.70 and 22,351,669.80
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Solution
The fourth proportional to 82,935,943.80, 124,403,915.70 and 22,351,669.80 is: 33,527,504.70
Step by Step Solution
- Step 1: Write the proportion equation
82,935,943.80 : 124,403,915.70 = 22,351,669.80 : x - Step 2: Convert to fraction form
82,935,943.80/124,403,915.70 = 22,351,669.80/x - Step 3: Cross multiply
82,935,943.80x = 124,403,915.70 × 22,351,669.80 - Step 4: Simplify right side
82,935,943.80x = 2,780,635,245,553,436 - Step 5: Solve for x
x = 2,780,635,245,553,436/82,935,943.80 - Step 6: Final answer
x = 33,527,504.70
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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.