Home / 12,479,995.26-18,722,004.48-3,844,091.70

Finding the Fourth Proportional to 12,479,995.26, 18,722,004.48 and 3,844,091.70

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Solution

The fourth proportional to 12,479,995.26, 18,722,004.48 and 3,844,091.70 is: 5,766,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,479,995.26 : 18,722,004.48 = 3,844,091.70 : x
  2. Step 2: Convert to fraction form
    12,479,995.26/18,722,004.48 = 3,844,091.70/x
  3. Step 3: Cross multiply
    12,479,995.26x = 18,722,004.48 × 3,844,091.70
  4. Step 4: Simplify right side
    12,479,995.26x = 71,969,102,028,930.83
  5. Step 5: Solve for x
    x = 71,969,102,028,930.83/12,479,995.26
  6. Step 6: Final answer
    x = 5,766,757.16

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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.