Home / 87,474,684.08-131,215,612.44-30,006,475.76

Finding the Fourth Proportional to 87,474,684.08, 131,215,612.44 and 30,006,475.76

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Solution

The fourth proportional to 87,474,684.08, 131,215,612.44 and 30,006,475.76 is: 45,010,943.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,474,684.08 : 131,215,612.44 = 30,006,475.76 : x
  2. Step 2: Convert to fraction form
    87,474,684.08/131,215,612.44 = 30,006,475.76/x
  3. Step 3: Cross multiply
    87,474,684.08x = 131,215,612.44 × 30,006,475.76
  4. Step 4: Simplify right side
    87,474,684.08x = 3,937,318,094,014,414.50
  5. Step 5: Solve for x
    x = 3,937,318,094,014,414.50/87,474,684.08
  6. Step 6: Final answer
    x = 45,010,943.86

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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.