Home / 13,491,541.31-20,238,729.56-4,394,347.27

Finding the Fourth Proportional to 13,491,541.31, 20,238,729.56 and 4,394,347.27

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Solution

The fourth proportional to 13,491,541.31, 20,238,729.56 and 4,394,347.27 is: 6,591,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,541.31 : 20,238,729.56 = 4,394,347.27 : x
  2. Step 2: Convert to fraction form
    13,491,541.31/20,238,729.56 = 4,394,347.27/x
  3. Step 3: Cross multiply
    13,491,541.31x = 20,238,729.56 × 4,394,347.27
  4. Step 4: Simplify right side
    13,491,541.31x = 88,936,005,934,164.55
  5. Step 5: Solve for x
    x = 88,936,005,934,164.55/13,491,541.31
  6. Step 6: Final answer
    x = 6,591,982.63

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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.