Home / 8,481,086.81-11,674,352.42-7,391,485.14

Finding the Fourth Proportional to 8,481,086.81, 11,674,352.42 and 7,391,485.14

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Solution

The fourth proportional to 8,481,086.81, 11,674,352.42 and 7,391,485.14 is: 10,174,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,086.81 : 11,674,352.42 = 7,391,485.14 : x
  2. Step 2: Convert to fraction form
    8,481,086.81/11,674,352.42 = 7,391,485.14/x
  3. Step 3: Cross multiply
    8,481,086.81x = 11,674,352.42 × 7,391,485.14
  4. Step 4: Simplify right side
    8,481,086.81x = 86,290,802,431,553.03
  5. Step 5: Solve for x
    x = 86,290,802,431,553.03/8,481,086.81
  6. Step 6: Final answer
    x = 10,174,498.19

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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.