Home / 13,591,099.23-18,755,711.51-7,479,527.73

Finding the Fourth Proportional to 13,591,099.23, 18,755,711.51 and 7,479,527.73

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Solution

The fourth proportional to 13,591,099.23, 18,755,711.51 and 7,479,527.73 is: 10,321,745.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,099.23 : 18,755,711.51 = 7,479,527.73 : x
  2. Step 2: Convert to fraction form
    13,591,099.23/18,755,711.51 = 7,479,527.73/x
  3. Step 3: Cross multiply
    13,591,099.23x = 18,755,711.51 × 7,479,527.73
  4. Step 4: Simplify right side
    13,591,099.23x = 140,283,864,203,748.97
  5. Step 5: Solve for x
    x = 140,283,864,203,748.97/13,591,099.23
  6. Step 6: Final answer
    x = 10,321,745.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.