Home / 8,211,257.92-12,315,435.36-2,228,092.48

Finding the Fourth Proportional to 8,211,257.92, 12,315,435.36 and 2,228,092.48

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Solution

The fourth proportional to 8,211,257.92, 12,315,435.36 and 2,228,092.48 is: 3,341,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,257.92 : 12,315,435.36 = 2,228,092.48 : x
  2. Step 2: Convert to fraction form
    8,211,257.92/12,315,435.36 = 2,228,092.48/x
  3. Step 3: Cross multiply
    8,211,257.92x = 12,315,435.36 × 2,228,092.48
  4. Step 4: Simplify right side
    8,211,257.92x = 27,439,928,913,542.09
  5. Step 5: Solve for x
    x = 27,439,928,913,542.09/8,211,257.92
  6. Step 6: Final answer
    x = 3,341,744.86

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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.