Home / 13,074,535.40-18,001,788.77-11,110,270.41

Finding the Fourth Proportional to 13,074,535.40, 18,001,788.77 and 11,110,270.41

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Solution

The fourth proportional to 13,074,535.40, 18,001,788.77 and 11,110,270.41 is: 15,297,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074,535.40 : 18,001,788.77 = 11,110,270.41 : x
  2. Step 2: Convert to fraction form
    13,074,535.40/18,001,788.77 = 11,110,270.41/x
  3. Step 3: Cross multiply
    13,074,535.40x = 18,001,788.77 × 11,110,270.41
  4. Step 4: Simplify right side
    13,074,535.40x = 200,004,741,126,176.97
  5. Step 5: Solve for x
    x = 200,004,741,126,176.97/13,074,535.40
  6. Step 6: Final answer
    x = 15,297,273.29

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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.