Home / 6,978,171.11-10,467,260.30-2,659,214.25

Finding the Fourth Proportional to 6,978,171.11, 10,467,260.30 and 2,659,214.25

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Solution

The fourth proportional to 6,978,171.11, 10,467,260.30 and 2,659,214.25 is: 3,988,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,171.11 : 10,467,260.30 = 2,659,214.25 : x
  2. Step 2: Convert to fraction form
    6,978,171.11/10,467,260.30 = 2,659,214.25/x
  3. Step 3: Cross multiply
    6,978,171.11x = 10,467,260.30 × 2,659,214.25
  4. Step 4: Simplify right side
    6,978,171.11x = 27,834,687,754,867.31
  5. Step 5: Solve for x
    x = 27,834,687,754,867.31/6,978,171.11
  6. Step 6: Final answer
    x = 3,988,822.76

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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.