Home / 6,979,169.70-10,469,082.60-2,187,015.30

Finding the Fourth Proportional to 6,979,169.70, 10,469,082.60 and 2,187,015.30

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Solution

The fourth proportional to 6,979,169.70, 10,469,082.60 and 2,187,015.30 is: 3,280,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,169.70 : 10,469,082.60 = 2,187,015.30 : x
  2. Step 2: Convert to fraction form
    6,979,169.70/10,469,082.60 = 2,187,015.30/x
  3. Step 3: Cross multiply
    6,979,169.70x = 10,469,082.60 × 2,187,015.30
  4. Step 4: Simplify right side
    6,979,169.70x = 22,896,043,823,163.78
  5. Step 5: Solve for x
    x = 22,896,043,823,163.78/6,979,169.70
  6. Step 6: Final answer
    x = 3,280,625.75

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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.