Home / 83,049,096.60-124,536,320.10-31,914,120.60

Finding the Fourth Proportional to 83,049,096.60, 124,536,320.10 and 31,914,120.60

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Solution

The fourth proportional to 83,049,096.60, 124,536,320.10 and 31,914,120.60 is: 47,856,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,049,096.60 : 124,536,320.10 = 31,914,120.60 : x
  2. Step 2: Convert to fraction form
    83,049,096.60/124,536,320.10 = 31,914,120.60/x
  3. Step 3: Cross multiply
    83,049,096.60x = 124,536,320.10 × 31,914,120.60
  4. Step 4: Simplify right side
    83,049,096.60x = 3,974,467,138,751,604
  5. Step 5: Solve for x
    x = 3,974,467,138,751,604/83,049,096.60
  6. Step 6: Final answer
    x = 47,856,837.72

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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.