Finding the Fourth Proportional to 82,935,937.30, 124,403,905.95 and 22,351,663.30
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Solution
The fourth proportional to 82,935,937.30, 124,403,905.95 and 22,351,663.30 is: 33,527,494.95
Step by Step Solution
- Step 1: Write the proportion equation
82,935,937.30 : 124,403,905.95 = 22,351,663.30 : x - Step 2: Convert to fraction form
82,935,937.30/124,403,905.95 = 22,351,663.30/x - Step 3: Cross multiply
82,935,937.30x = 124,403,905.95 × 22,351,663.30 - Step 4: Simplify right side
82,935,937.30x = 2,780,634,218,999,267 - Step 5: Solve for x
x = 2,780,634,218,999,267/82,935,937.30 - Step 6: Final answer
x = 33,527,494.95
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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.