Home / 13,591,580.86-20,377,188.17-8,198,974.27

Finding the Fourth Proportional to 13,591,580.86, 20,377,188.17 and 8,198,974.27

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Solution

The fourth proportional to 13,591,580.86, 20,377,188.17 and 8,198,974.27 is: 12,292,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,580.86 : 20,377,188.17 = 8,198,974.27 : x
  2. Step 2: Convert to fraction form
    13,591,580.86/20,377,188.17 = 8,198,974.27/x
  3. Step 3: Cross multiply
    13,591,580.86x = 20,377,188.17 × 8,198,974.27
  4. Step 4: Simplify right side
    13,591,580.86x = 167,072,041,408,840.53
  5. Step 5: Solve for x
    x = 167,072,041,408,840.53/13,591,580.86
  6. Step 6: Final answer
    x = 12,292,318.54

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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.