Home / 33,215,195.60-49,822,793.40-30,185,981.90

Finding the Fourth Proportional to 33,215,195.60, 49,822,793.40 and 30,185,981.90

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Solution

The fourth proportional to 33,215,195.60, 49,822,793.40 and 30,185,981.90 is: 45,278,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,195.60 : 49,822,793.40 = 30,185,981.90 : x
  2. Step 2: Convert to fraction form
    33,215,195.60/49,822,793.40 = 30,185,981.90/x
  3. Step 3: Cross multiply
    33,215,195.60x = 49,822,793.40 × 30,185,981.90
  4. Step 4: Simplify right side
    33,215,195.60x = 1,503,949,939,779,839.25
  5. Step 5: Solve for x
    x = 1,503,949,939,779,839.25/33,215,195.60
  6. Step 6: Final answer
    x = 45,278,972.85

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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.