Home / 18,801,769.83-25,940,240.13-11,356,649.97

Finding the Fourth Proportional to 18,801,769.83, 25,940,240.13 and 11,356,649.97

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Solution

The fourth proportional to 18,801,769.83, 25,940,240.13 and 11,356,649.97 is: 15,668,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801,769.83 : 25,940,240.13 = 11,356,649.97 : x
  2. Step 2: Convert to fraction form
    18,801,769.83/25,940,240.13 = 11,356,649.97/x
  3. Step 3: Cross multiply
    18,801,769.83x = 25,940,240.13 × 11,356,649.97
  4. Step 4: Simplify right side
    18,801,769.83x = 294,594,227,294,157.31
  5. Step 5: Solve for x
    x = 294,594,227,294,157.31/18,801,769.83
  6. Step 6: Final answer
    x = 15,668,430.68

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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.