Home / 67,027,321.80-100,540,982.70-41,518,153.80

Finding the Fourth Proportional to 67,027,321.80, 100,540,982.70 and 41,518,153.80

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Solution

The fourth proportional to 67,027,321.80, 100,540,982.70 and 41,518,153.80 is: 62,277,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,027,321.80 : 100,540,982.70 = 41,518,153.80 : x
  2. Step 2: Convert to fraction form
    67,027,321.80/100,540,982.70 = 41,518,153.80/x
  3. Step 3: Cross multiply
    67,027,321.80x = 100,540,982.70 × 41,518,153.80
  4. Step 4: Simplify right side
    67,027,321.80x = 4,174,275,982,941,739
  5. Step 5: Solve for x
    x = 4,174,275,982,941,739/67,027,321.80
  6. Step 6: Final answer
    x = 62,277,230.70

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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.