Home / 27,189,951.10-40,784,926.65-15,695,079.10

Finding the Fourth Proportional to 27,189,951.10, 40,784,926.65 and 15,695,079.10

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Solution

The fourth proportional to 27,189,951.10, 40,784,926.65 and 15,695,079.10 is: 23,542,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189,951.10 : 40,784,926.65 = 15,695,079.10 : x
  2. Step 2: Convert to fraction form
    27,189,951.10/40,784,926.65 = 15,695,079.10/x
  3. Step 3: Cross multiply
    27,189,951.10x = 40,784,926.65 × 15,695,079.10
  4. Step 4: Simplify right side
    27,189,951.10x = 640,122,649,859,448
  5. Step 5: Solve for x
    x = 640,122,649,859,448/27,189,951.10
  6. Step 6: Final answer
    x = 23,542,618.65

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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.