Home / 54,285,301.20-81,439,761.60-17,887,497.60

Finding the Fourth Proportional to 54,285,301.20, 81,439,761.60 and 17,887,497.60

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Solution

The fourth proportional to 54,285,301.20, 81,439,761.60 and 17,887,497.60 is: 26,835,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,285,301.20 : 81,439,761.60 = 17,887,497.60 : x
  2. Step 2: Convert to fraction form
    54,285,301.20/81,439,761.60 = 17,887,497.60/x
  3. Step 3: Cross multiply
    54,285,301.20x = 81,439,761.60 × 17,887,497.60
  4. Step 4: Simplify right side
    54,285,301.20x = 1,456,753,540,164,572.25
  5. Step 5: Solve for x
    x = 1,456,753,540,164,572.25/54,285,301.20
  6. Step 6: Final answer
    x = 26,835,137.84

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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.