Home / 13,074,481.96-18,001,715.05-11,110,216.97

Finding the Fourth Proportional to 13,074,481.96, 18,001,715.05 and 11,110,216.97

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Solution

The fourth proportional to 13,074,481.96, 18,001,715.05 and 11,110,216.97 is: 15,297,199.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074,481.96 : 18,001,715.05 = 11,110,216.97 : x
  2. Step 2: Convert to fraction form
    13,074,481.96/18,001,715.05 = 11,110,216.97/x
  3. Step 3: Cross multiply
    13,074,481.96x = 18,001,715.05 × 11,110,216.97
  4. Step 4: Simplify right side
    13,074,481.96x = 200,002,960,034,011.50
  5. Step 5: Solve for x
    x = 200,002,960,034,011.50/13,074,481.96
  6. Step 6: Final answer
    x = 15,297,199.59

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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.