Home / 43,822,747.20-65,647,515.60-38,437,478.40

Finding the Fourth Proportional to 43,822,747.20, 65,647,515.60 and 38,437,478.40

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Solution

The fourth proportional to 43,822,747.20, 65,647,515.60 and 38,437,478.40 is: 57,580,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,822,747.20 : 65,647,515.60 = 38,437,478.40 : x
  2. Step 2: Convert to fraction form
    43,822,747.20/65,647,515.60 = 38,437,478.40/x
  3. Step 3: Cross multiply
    43,822,747.20x = 65,647,515.60 × 38,437,478.40
  4. Step 4: Simplify right side
    43,822,747.20x = 2,523,324,962,888,663
  5. Step 5: Solve for x
    x = 2,523,324,962,888,663/43,822,747.20
  6. Step 6: Final answer
    x = 57,580,255.10

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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.