Home / 87,381,415.29-131,093,463.24-29,088,980.61

Finding the Fourth Proportional to 87,381,415.29, 131,093,463.24 and 29,088,980.61

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Solution

The fourth proportional to 87,381,415.29, 131,093,463.24 and 29,088,980.61 is: 43,640,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,381,415.29 : 131,093,463.24 = 29,088,980.61 : x
  2. Step 2: Convert to fraction form
    87,381,415.29/131,093,463.24 = 29,088,980.61/x
  3. Step 3: Cross multiply
    87,381,415.29x = 131,093,463.24 × 29,088,980.61
  4. Step 4: Simplify right side
    87,381,415.29x = 3,813,375,210,286,107.50
  5. Step 5: Solve for x
    x = 3,813,375,210,286,107.50/87,381,415.29
  6. Step 6: Final answer
    x = 43,640,575.03

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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.