Home / 49,007,909.70-73,511,864.55-20,244,485.70

Finding the Fourth Proportional to 49,007,909.70, 73,511,864.55 and 20,244,485.70

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Solution

The fourth proportional to 49,007,909.70, 73,511,864.55 and 20,244,485.70 is: 30,366,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,007,909.70 : 73,511,864.55 = 20,244,485.70 : x
  2. Step 2: Convert to fraction form
    49,007,909.70/73,511,864.55 = 20,244,485.70/x
  3. Step 3: Cross multiply
    49,007,909.70x = 73,511,864.55 × 20,244,485.70
  4. Step 4: Simplify right side
    49,007,909.70x = 1,488,209,890,662,811.75
  5. Step 5: Solve for x
    x = 1,488,209,890,662,811.75/49,007,909.70
  6. Step 6: Final answer
    x = 30,366,728.55

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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.