Home / 49,177,780.80-73,770,251.40-18,885,643.80

Finding the Fourth Proportional to 49,177,780.80, 73,770,251.40 and 18,885,643.80

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Solution

The fourth proportional to 49,177,780.80, 73,770,251.40 and 18,885,643.80 is: 28,329,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177,780.80 : 73,770,251.40 = 18,885,643.80 : x
  2. Step 2: Convert to fraction form
    49,177,780.80/73,770,251.40 = 18,885,643.80/x
  3. Step 3: Cross multiply
    49,177,780.80x = 73,770,251.40 × 18,885,643.80
  4. Step 4: Simplify right side
    49,177,780.80x = 1,393,198,690,976,851.50
  5. Step 5: Solve for x
    x = 1,393,198,690,976,851.50/49,177,780.80
  6. Step 6: Final answer
    x = 28,329,840.60

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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.