Home / 49,151,010.60-73,726,515.90-20,394,147.60

Finding the Fourth Proportional to 49,151,010.60, 73,726,515.90 and 20,394,147.60

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Solution

The fourth proportional to 49,151,010.60, 73,726,515.90 and 20,394,147.60 is: 30,591,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,151,010.60 : 73,726,515.90 = 20,394,147.60 : x
  2. Step 2: Convert to fraction form
    49,151,010.60/73,726,515.90 = 20,394,147.60/x
  3. Step 3: Cross multiply
    49,151,010.60x = 73,726,515.90 × 20,394,147.60
  4. Step 4: Simplify right side
    49,151,010.60x = 1,503,589,447,298,347
  5. Step 5: Solve for x
    x = 1,503,589,447,298,347/49,151,010.60
  6. Step 6: Final answer
    x = 30,591,221.40

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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.