Home / 74,123,839.20-110,949,829.20-52,890,175.20

Finding the Fourth Proportional to 74,123,839.20, 110,949,829.20 and 52,890,175.20

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Solution

The fourth proportional to 74,123,839.20, 110,949,829.20 and 52,890,175.20 is: 79,166,918.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,123,839.20 : 110,949,829.20 = 52,890,175.20 : x
  2. Step 2: Convert to fraction form
    74,123,839.20/110,949,829.20 = 52,890,175.20/x
  3. Step 3: Cross multiply
    74,123,839.20x = 110,949,829.20 × 52,890,175.20
  4. Step 4: Simplify right side
    74,123,839.20x = 5,868,155,904,798,076
  5. Step 5: Solve for x
    x = 5,868,155,904,798,076/74,123,839.20
  6. Step 6: Final answer
    x = 79,166,918.07

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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.