Home / 54,297,142.28-74,929,384.50-29,850,642.44

Finding the Fourth Proportional to 54,297,142.28, 74,929,384.50 and 29,850,642.44

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Solution

The fourth proportional to 54,297,142.28, 74,929,384.50 and 29,850,642.44 is: 41,193,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,297,142.28 : 74,929,384.50 = 29,850,642.44 : x
  2. Step 2: Convert to fraction form
    54,297,142.28/74,929,384.50 = 29,850,642.44/x
  3. Step 3: Cross multiply
    54,297,142.28x = 74,929,384.50 × 29,850,642.44
  4. Step 4: Simplify right side
    54,297,142.28x = 2,236,690,264,958,778.25
  5. Step 5: Solve for x
    x = 2,236,690,264,958,778.25/54,297,142.28
  6. Step 6: Final answer
    x = 41,193,517.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.