Home / 49,151,959.36-73,760,851.04-20,398,122.24

Finding the Fourth Proportional to 49,151,959.36, 73,760,851.04 and 20,398,122.24

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Solution

The fourth proportional to 49,151,959.36, 73,760,851.04 and 20,398,122.24 is: 30,610,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,151,959.36 : 73,760,851.04 = 20,398,122.24 : x
  2. Step 2: Convert to fraction form
    49,151,959.36/73,760,851.04 = 20,398,122.24/x
  3. Step 3: Cross multiply
    49,151,959.36x = 73,760,851.04 × 20,398,122.24
  4. Step 4: Simplify right side
    49,151,959.36x = 1,504,582,856,040,351.25
  5. Step 5: Solve for x
    x = 1,504,582,856,040,351.25/49,151,959.36
  6. Step 6: Final answer
    x = 30,610,841.88

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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.