Home / 18,243,587.10-27,365,380.65-17,960,151.90

Finding the Fourth Proportional to 18,243,587.10, 27,365,380.65 and 17,960,151.90

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Solution

The fourth proportional to 18,243,587.10, 27,365,380.65 and 17,960,151.90 is: 26,940,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243,587.10 : 27,365,380.65 = 17,960,151.90 : x
  2. Step 2: Convert to fraction form
    18,243,587.10/27,365,380.65 = 17,960,151.90/x
  3. Step 3: Cross multiply
    18,243,587.10x = 27,365,380.65 × 17,960,151.90
  4. Step 4: Simplify right side
    18,243,587.10x = 491,486,393,275,320.69
  5. Step 5: Solve for x
    x = 491,486,393,275,320.69/18,243,587.10
  6. Step 6: Final answer
    x = 26,940,227.85

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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.