Home / 11,885,121.18-17,821,112.54-3,685,489.56

Finding the Fourth Proportional to 11,885,121.18, 17,821,112.54 and 3,685,489.56

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Solution

The fourth proportional to 11,885,121.18, 17,821,112.54 and 3,685,489.56 is: 5,526,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,121.18 : 17,821,112.54 = 3,685,489.56 : x
  2. Step 2: Convert to fraction form
    11,885,121.18/17,821,112.54 = 3,685,489.56/x
  3. Step 3: Cross multiply
    11,885,121.18x = 17,821,112.54 × 3,685,489.56
  4. Step 4: Simplify right side
    11,885,121.18x = 65,679,524,195,327.63
  5. Step 5: Solve for x
    x = 65,679,524,195,327.63/11,885,121.18
  6. Step 6: Final answer
    x = 5,526,197.27

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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.