Home / 13,591,204.60-20,386,806.90-5,508,052.60

Finding the Fourth Proportional to 13,591,204.60, 20,386,806.90 and 5,508,052.60

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Solution

The fourth proportional to 13,591,204.60, 20,386,806.90 and 5,508,052.60 is: 8,262,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,204.60 : 20,386,806.90 = 5,508,052.60 : x
  2. Step 2: Convert to fraction form
    13,591,204.60/20,386,806.90 = 5,508,052.60/x
  3. Step 3: Cross multiply
    13,591,204.60x = 20,386,806.90 × 5,508,052.60
  4. Step 4: Simplify right side
    13,591,204.60x = 112,291,604,751,242.92
  5. Step 5: Solve for x
    x = 112,291,604,751,242.92/13,591,204.60
  6. Step 6: Final answer
    x = 8,262,078.90

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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.