Home / 87,604,469.10-131,362,847.01-27,012,321.90

Finding the Fourth Proportional to 87,604,469.10, 131,362,847.01 and 27,012,321.90

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Solution

The fourth proportional to 87,604,469.10, 131,362,847.01 and 27,012,321.90 is: 40,504,959.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,604,469.10 : 131,362,847.01 = 27,012,321.90 : x
  2. Step 2: Convert to fraction form
    87,604,469.10/131,362,847.01 = 27,012,321.90/x
  3. Step 3: Cross multiply
    87,604,469.10x = 131,362,847.01 × 27,012,321.90
  4. Step 4: Simplify right side
    87,604,469.10x = 3,548,415,509,134,572.50
  5. Step 5: Solve for x
    x = 3,548,415,509,134,572.50/87,604,469.10
  6. Step 6: Final answer
    x = 40,504,959.91

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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.