Home / 55,836,974.10-77,053,919.31-31,056,627.90

Finding the Fourth Proportional to 55,836,974.10, 77,053,919.31 and 31,056,627.90

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Solution

The fourth proportional to 55,836,974.10, 77,053,919.31 and 31,056,627.90 is: 42,857,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,836,974.10 : 77,053,919.31 = 31,056,627.90 : x
  2. Step 2: Convert to fraction form
    55,836,974.10/77,053,919.31 = 31,056,627.90/x
  3. Step 3: Cross multiply
    55,836,974.10x = 77,053,919.31 × 31,056,627.90
  4. Step 4: Simplify right side
    55,836,974.10x = 2,393,034,900,247,294.50
  5. Step 5: Solve for x
    x = 2,393,034,900,247,294.50/55,836,974.10
  6. Step 6: Final answer
    x = 42,857,531.93

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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.