Home / 40,068,078.53-60,086,797.09-21,862,542.94

Finding the Fourth Proportional to 40,068,078.53, 60,086,797.09 and 21,862,542.94

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Solution

The fourth proportional to 40,068,078.53, 60,086,797.09 and 21,862,542.94 is: 32,785,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,068,078.53 : 60,086,797.09 = 21,862,542.94 : x
  2. Step 2: Convert to fraction form
    40,068,078.53/60,086,797.09 = 21,862,542.94/x
  3. Step 3: Cross multiply
    40,068,078.53x = 60,086,797.09 × 21,862,542.94
  4. Step 4: Simplify right side
    40,068,078.53x = 1,313,650,181,397,879.50
  5. Step 5: Solve for x
    x = 1,313,650,181,397,879.50/40,068,078.53
  6. Step 6: Final answer
    x = 32,785,454.90

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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.