Home / 8,481,091.33-11,674,358.62-7,391,489.64

Finding the Fourth Proportional to 8,481,091.33, 11,674,358.62 and 7,391,489.64

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Solution

The fourth proportional to 8,481,091.33, 11,674,358.62 and 7,391,489.64 is: 10,174,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,091.33 : 11,674,358.62 = 7,391,489.64 : x
  2. Step 2: Convert to fraction form
    8,481,091.33/11,674,358.62 = 7,391,489.64/x
  3. Step 3: Cross multiply
    8,481,091.33x = 11,674,358.62 × 7,391,489.64
  4. Step 4: Simplify right side
    8,481,091.33x = 86,290,900,793,374.69
  5. Step 5: Solve for x
    x = 86,290,900,793,374.69/8,481,091.33
  6. Step 6: Final answer
    x = 10,174,504.37

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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.