Home / 87,663,870.30-131,495,805.45-36,582,548.70

Finding the Fourth Proportional to 87,663,870.30, 131,495,805.45 and 36,582,548.70

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Solution

The fourth proportional to 87,663,870.30, 131,495,805.45 and 36,582,548.70 is: 54,873,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,663,870.30 : 131,495,805.45 = 36,582,548.70 : x
  2. Step 2: Convert to fraction form
    87,663,870.30/131,495,805.45 = 36,582,548.70/x
  3. Step 3: Cross multiply
    87,663,870.30x = 131,495,805.45 × 36,582,548.70
  4. Step 4: Simplify right side
    87,663,870.30x = 4,810,451,706,720,351
  5. Step 5: Solve for x
    x = 4,810,451,706,720,351/87,663,870.30
  6. Step 6: Final answer
    x = 54,873,823.05

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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.