Home / 5,305,376.87-7,952,345.59-2,567,140.78

Finding the Fourth Proportional to 5,305,376.87, 7,952,345.59 and 2,567,140.78

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Solution

The fourth proportional to 5,305,376.87, 7,952,345.59 and 2,567,140.78 is: 3,847,943.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,376.87 : 7,952,345.59 = 2,567,140.78 : x
  2. Step 2: Convert to fraction form
    5,305,376.87/7,952,345.59 = 2,567,140.78/x
  3. Step 3: Cross multiply
    5,305,376.87x = 7,952,345.59 × 2,567,140.78
  4. Step 4: Simplify right side
    5,305,376.87x = 20,414,790,660,742.16
  5. Step 5: Solve for x
    x = 20,414,790,660,742.16/5,305,376.87
  6. Step 6: Final answer
    x = 3,847,943.54

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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.