Home / 8,186,752.68-12,284,269.74-5,456,163.30

Finding the Fourth Proportional to 8,186,752.68, 12,284,269.74 and 5,456,163.30

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Solution

The fourth proportional to 8,186,752.68, 12,284,269.74 and 5,456,163.30 is: 8,187,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,752.68 : 12,284,269.74 = 5,456,163.30 : x
  2. Step 2: Convert to fraction form
    8,186,752.68/12,284,269.74 = 5,456,163.30/x
  3. Step 3: Cross multiply
    8,186,752.68x = 12,284,269.74 × 5,456,163.30
  4. Step 4: Simplify right side
    8,186,752.68x = 67,024,981,722,688.54
  5. Step 5: Solve for x
    x = 67,024,981,722,688.54/8,186,752.68
  6. Step 6: Final answer
    x = 8,187,004.58

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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.