Home / 6,396,947.10-9,581,423.85-5,557,139.10

Finding the Fourth Proportional to 6,396,947.10, 9,581,423.85 and 5,557,139.10

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Solution

The fourth proportional to 6,396,947.10, 9,581,423.85 and 5,557,139.10 is: 8,323,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396,947.10 : 9,581,423.85 = 5,557,139.10 : x
  2. Step 2: Convert to fraction form
    6,396,947.10/9,581,423.85 = 5,557,139.10/x
  3. Step 3: Cross multiply
    6,396,947.10x = 9,581,423.85 × 5,557,139.10
  4. Step 4: Simplify right side
    6,396,947.10x = 53,245,305,110,507.53
  5. Step 5: Solve for x
    x = 53,245,305,110,507.53/6,396,947.10
  6. Step 6: Final answer
    x = 8,323,549.39

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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.