Home / 6,984,979.70-10,456,474.35-4,143,629.30

Finding the Fourth Proportional to 6,984,979.70, 10,456,474.35 and 4,143,629.30

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Solution

The fourth proportional to 6,984,979.70, 10,456,474.35 and 4,143,629.30 is: 6,202,989.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,979.70 : 10,456,474.35 = 4,143,629.30 : x
  2. Step 2: Convert to fraction form
    6,984,979.70/10,456,474.35 = 4,143,629.30/x
  3. Step 3: Cross multiply
    6,984,979.70x = 10,456,474.35 × 4,143,629.30
  4. Step 4: Simplify right side
    6,984,979.70x = 43,327,753,491,358.45
  5. Step 5: Solve for x
    x = 43,327,753,491,358.45/6,984,979.70
  6. Step 6: Final answer
    x = 6,202,989.18

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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.