Home / 22,282,521.12-30,755,349.48-13,585,489.56

Finding the Fourth Proportional to 22,282,521.12, 30,755,349.48 and 13,585,489.56

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Solution

The fourth proportional to 22,282,521.12, 30,755,349.48 and 13,585,489.56 is: 18,751,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282,521.12 : 30,755,349.48 = 13,585,489.56 : x
  2. Step 2: Convert to fraction form
    22,282,521.12/30,755,349.48 = 13,585,489.56/x
  3. Step 3: Cross multiply
    22,282,521.12x = 30,755,349.48 × 13,585,489.56
  4. Step 4: Simplify right side
    22,282,521.12x = 417,826,479,274,691.44
  5. Step 5: Solve for x
    x = 417,826,479,274,691.44/22,282,521.12
  6. Step 6: Final answer
    x = 18,751,310.82

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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.