Home / 12,343,101.48-18,517,608.28-5,150,634.36

Finding the Fourth Proportional to 12,343,101.48, 18,517,608.28 and 5,150,634.36

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Solution

The fourth proportional to 12,343,101.48, 18,517,608.28 and 5,150,634.36 is: 7,727,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,101.48 : 18,517,608.28 = 5,150,634.36 : x
  2. Step 2: Convert to fraction form
    12,343,101.48/18,517,608.28 = 5,150,634.36/x
  3. Step 3: Cross multiply
    12,343,101.48x = 18,517,608.28 × 5,150,634.36
  4. Step 4: Simplify right side
    12,343,101.48x = 95,377,429,471,988.52
  5. Step 5: Solve for x
    x = 95,377,429,471,988.52/12,343,101.48
  6. Step 6: Final answer
    x = 7,727,185.07

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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.