Home / 22,555,527.91-31,126,651.55-12,242,253.13

Finding the Fourth Proportional to 22,555,527.91, 31,126,651.55 and 12,242,253.13

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Solution

The fourth proportional to 22,555,527.91, 31,126,651.55 and 12,242,253.13 is: 16,894,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,527.91 : 31,126,651.55 = 12,242,253.13 : x
  2. Step 2: Convert to fraction form
    22,555,527.91/31,126,651.55 = 12,242,253.13/x
  3. Step 3: Cross multiply
    22,555,527.91x = 31,126,651.55 × 12,242,253.13
  4. Step 4: Simplify right side
    22,555,527.91x = 381,060,347,271,287.38
  5. Step 5: Solve for x
    x = 381,060,347,271,287.38/22,555,527.91
  6. Step 6: Final answer
    x = 16,894,321.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.