Home / 11,324,512.20-15,629,601.76-6,678,807.86

Finding the Fourth Proportional to 11,324,512.20, 15,629,601.76 and 6,678,807.86

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Solution

The fourth proportional to 11,324,512.20, 15,629,601.76 and 6,678,807.86 is: 9,217,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324,512.20 : 15,629,601.76 = 6,678,807.86 : x
  2. Step 2: Convert to fraction form
    11,324,512.20/15,629,601.76 = 6,678,807.86/x
  3. Step 3: Cross multiply
    11,324,512.20x = 15,629,601.76 × 6,678,807.86
  4. Step 4: Simplify right side
    11,324,512.20x = 104,387,107,055,386.59
  5. Step 5: Solve for x
    x = 104,387,107,055,386.59/11,324,512.20
  6. Step 6: Final answer
    x = 9,217,801.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.