Home / 18,394,588.89-25,383,317.49-11,048,056.56

Finding the Fourth Proportional to 18,394,588.89, 25,383,317.49 and 11,048,056.56

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Solution

The fourth proportional to 18,394,588.89, 25,383,317.49 and 11,048,056.56 is: 15,245,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394,588.89 : 25,383,317.49 = 11,048,056.56 : x
  2. Step 2: Convert to fraction form
    18,394,588.89/25,383,317.49 = 11,048,056.56/x
  3. Step 3: Cross multiply
    18,394,588.89x = 25,383,317.49 × 11,048,056.56
  4. Step 4: Simplify right side
    18,394,588.89x = 280,436,327,309,957.22
  5. Step 5: Solve for x
    x = 280,436,327,309,957.22/18,394,588.89
  6. Step 6: Final answer
    x = 15,245,588.20

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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.