Home / 5,409,228.39-8,100,962.17-3,129,949.29

Finding the Fourth Proportional to 5,409,228.39, 8,100,962.17 and 3,129,949.29

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Solution

The fourth proportional to 5,409,228.39, 8,100,962.17 and 3,129,949.29 is: 4,687,470.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409,228.39 : 8,100,962.17 = 3,129,949.29 : x
  2. Step 2: Convert to fraction form
    5,409,228.39/8,100,962.17 = 3,129,949.29/x
  3. Step 3: Cross multiply
    5,409,228.39x = 8,100,962.17 × 3,129,949.29
  4. Step 4: Simplify right side
    5,409,228.39x = 25,355,600,792,308.36
  5. Step 5: Solve for x
    x = 25,355,600,792,308.36/5,409,228.39
  6. Step 6: Final answer
    x = 4,687,470.92

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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.