Home / 8,363,180.31-12,543,273.99-5,321,510.97

Finding the Fourth Proportional to 8,363,180.31, 12,543,273.99 and 5,321,510.97

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Solution

The fourth proportional to 8,363,180.31, 12,543,273.99 and 5,321,510.97 is: 7,981,314.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363,180.31 : 12,543,273.99 = 5,321,510.97 : x
  2. Step 2: Convert to fraction form
    8,363,180.31/12,543,273.99 = 5,321,510.97/x
  3. Step 3: Cross multiply
    8,363,180.31x = 12,543,273.99 × 5,321,510.97
  4. Step 4: Simplify right side
    8,363,180.31x = 66,749,170,137,500.67
  5. Step 5: Solve for x
    x = 66,749,170,137,500.67/8,363,180.31
  6. Step 6: Final answer
    x = 7,981,314.24

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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.