Finding the Fourth Proportional to 82,935,934.80, 124,403,902.20 and 22,351,660.80
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Solution
The fourth proportional to 82,935,934.80, 124,403,902.20 and 22,351,660.80 is: 33,527,491.20
Step by Step Solution
- Step 1: Write the proportion equation
82,935,934.80 : 124,403,902.20 = 22,351,660.80 : x - Step 2: Convert to fraction form
82,935,934.80/124,403,902.20 = 22,351,660.80/x - Step 3: Cross multiply
82,935,934.80x = 124,403,902.20 × 22,351,660.80 - Step 4: Simplify right side
82,935,934.80x = 2,780,633,824,170,774 - Step 5: Solve for x
x = 2,780,633,824,170,774/82,935,934.80 - Step 6: Final answer
x = 33,527,491.20
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1.5x scale
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.