Home / 55,979,191.38-83,970,115.65-15,038,682.60

Finding the Fourth Proportional to 55,979,191.38, 83,970,115.65 and 15,038,682.60

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Solution

The fourth proportional to 55,979,191.38, 83,970,115.65 and 15,038,682.60 is: 22,558,380.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979,191.38 : 83,970,115.65 = 15,038,682.60 : x
  2. Step 2: Convert to fraction form
    55,979,191.38/83,970,115.65 = 15,038,682.60/x
  3. Step 3: Cross multiply
    55,979,191.38x = 83,970,115.65 × 15,038,682.60
  4. Step 4: Simplify right side
    55,979,191.38x = 1,262,799,917,145,642.75
  5. Step 5: Solve for x
    x = 1,262,799,917,145,642.75/55,979,191.38
  6. Step 6: Final answer
    x = 22,558,380.82

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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.