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Finding the Fourth Proportional to 33,649,843.80, 50,474,765.70 and 33,437,267.40

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Solution

The fourth proportional to 33,649,843.80, 50,474,765.70 and 33,437,267.40 is: 50,155,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649,843.80 : 50,474,765.70 = 33,437,267.40 : x
  2. Step 2: Convert to fraction form
    33,649,843.80/50,474,765.70 = 33,437,267.40/x
  3. Step 3: Cross multiply
    33,649,843.80x = 50,474,765.70 × 33,437,267.40
  4. Step 4: Simplify right side
    33,649,843.80x = 1,687,738,237,663,248.25
  5. Step 5: Solve for x
    x = 1,687,738,237,663,248.25/33,649,843.80
  6. Step 6: Final answer
    x = 50,155,901.10

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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.