Home / 13,660,372.60-20,488,314.45-4,904,839.06

Finding the Fourth Proportional to 13,660,372.60, 20,488,314.45 and 4,904,839.06

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Solution

The fourth proportional to 13,660,372.60, 20,488,314.45 and 4,904,839.06 is: 7,356,452.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660,372.60 : 20,488,314.45 = 4,904,839.06 : x
  2. Step 2: Convert to fraction form
    13,660,372.60/20,488,314.45 = 4,904,839.06/x
  3. Step 3: Cross multiply
    13,660,372.60x = 20,488,314.45 × 4,904,839.06
  4. Step 4: Simplify right side
    13,660,372.60x = 100,491,884,987,922.41
  5. Step 5: Solve for x
    x = 100,491,884,987,922.41/13,660,372.60
  6. Step 6: Final answer
    x = 7,356,452.71

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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.