Home / 49,822,793.40-74,734,190.10-45,278,972.85

Finding the Fourth Proportional to 49,822,793.40, 74,734,190.10 and 45,278,972.85

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Solution

The fourth proportional to 49,822,793.40, 74,734,190.10 and 45,278,972.85 is: 67,918,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822,793.40 : 74,734,190.10 = 45,278,972.85 : x
  2. Step 2: Convert to fraction form
    49,822,793.40/74,734,190.10 = 45,278,972.85/x
  3. Step 3: Cross multiply
    49,822,793.40x = 74,734,190.10 × 45,278,972.85
  4. Step 4: Simplify right side
    49,822,793.40x = 3,383,887,364,504,638.50
  5. Step 5: Solve for x
    x = 3,383,887,364,504,638.50/49,822,793.40
  6. Step 6: Final answer
    x = 67,918,459.28

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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.