Home / 49,169,731.20-73,754,596.80-20,799,196.80

Finding the Fourth Proportional to 49,169,731.20, 73,754,596.80 and 20,799,196.80

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Solution

The fourth proportional to 49,169,731.20, 73,754,596.80 and 20,799,196.80 is: 31,198,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,169,731.20 : 73,754,596.80 = 20,799,196.80 : x
  2. Step 2: Convert to fraction form
    49,169,731.20/73,754,596.80 = 20,799,196.80/x
  3. Step 3: Cross multiply
    49,169,731.20x = 73,754,596.80 × 20,799,196.80
  4. Step 4: Simplify right side
    49,169,731.20x = 1,534,036,373,747,850.25
  5. Step 5: Solve for x
    x = 1,534,036,373,747,850.25/49,169,731.20
  6. Step 6: Final answer
    x = 31,198,795.20

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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.