Home / 87,381,412.16-131,093,458.52-29,088,977.48

Finding the Fourth Proportional to 87,381,412.16, 131,093,458.52 and 29,088,977.48

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Solution

The fourth proportional to 87,381,412.16, 131,093,458.52 and 29,088,977.48 is: 43,640,570.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,381,412.16 : 131,093,458.52 = 29,088,977.48 : x
  2. Step 2: Convert to fraction form
    87,381,412.16/131,093,458.52 = 29,088,977.48/x
  3. Step 3: Cross multiply
    87,381,412.16x = 131,093,458.52 × 29,088,977.48
  4. Step 4: Simplify right side
    87,381,412.16x = 3,813,374,662,663,594
  5. Step 5: Solve for x
    x = 3,813,374,662,663,594/87,381,412.16
  6. Step 6: Final answer
    x = 43,640,570.33

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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.