Home / 26,469,432.53-39,687,155.79-10,278,131.12

Finding the Fourth Proportional to 26,469,432.53, 39,687,155.79 and 10,278,131.12

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Solution

The fourth proportional to 26,469,432.53, 39,687,155.79 and 10,278,131.12 is: 15,410,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,469,432.53 : 39,687,155.79 = 10,278,131.12 : x
  2. Step 2: Convert to fraction form
    26,469,432.53/39,687,155.79 = 10,278,131.12/x
  3. Step 3: Cross multiply
    26,469,432.53x = 39,687,155.79 × 10,278,131.12
  4. Step 4: Simplify right side
    26,469,432.53x = 407,909,790,791,051.38
  5. Step 5: Solve for x
    x = 407,909,790,791,051.38/26,469,432.53
  6. Step 6: Final answer
    x = 15,410,598.26

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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.