Home / 42,017,480.80-62,991,229.20-17,775,023.20

Finding the Fourth Proportional to 42,017,480.80, 62,991,229.20 and 17,775,023.20

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Solution

The fourth proportional to 42,017,480.80, 62,991,229.20 and 17,775,023.20 is: 26,647,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,017,480.80 : 62,991,229.20 = 17,775,023.20 : x
  2. Step 2: Convert to fraction form
    42,017,480.80/62,991,229.20 = 17,775,023.20/x
  3. Step 3: Cross multiply
    42,017,480.80x = 62,991,229.20 × 17,775,023.20
  4. Step 4: Simplify right side
    42,017,480.80x = 1,119,670,560,426,517.50
  5. Step 5: Solve for x
    x = 1,119,670,560,426,517.50/42,017,480.80
  6. Step 6: Final answer
    x = 26,647,731.83

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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.