Home / 20,049,886.41-30,081,306.54-9,274,255.83

Finding the Fourth Proportional to 20,049,886.41, 30,081,306.54 and 9,274,255.83

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Solution

The fourth proportional to 20,049,886.41, 30,081,306.54 and 9,274,255.83 is: 13,914,379.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,886.41 : 30,081,306.54 = 9,274,255.83 : x
  2. Step 2: Convert to fraction form
    20,049,886.41/30,081,306.54 = 9,274,255.83/x
  3. Step 3: Cross multiply
    20,049,886.41x = 30,081,306.54 × 9,274,255.83
  4. Step 4: Simplify right side
    20,049,886.41x = 278,981,732,552,612.12
  5. Step 5: Solve for x
    x = 278,981,732,552,612.12/20,049,886.41
  6. Step 6: Final answer
    x = 13,914,379.71

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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.