Home / 8,949,429.07-12,344,936.91-6,332,989.75

Finding the Fourth Proportional to 8,949,429.07, 12,344,936.91 and 6,332,989.75

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Solution

The fourth proportional to 8,949,429.07, 12,344,936.91 and 6,332,989.75 is: 8,735,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949,429.07 : 12,344,936.91 = 6,332,989.75 : x
  2. Step 2: Convert to fraction form
    8,949,429.07/12,344,936.91 = 6,332,989.75/x
  3. Step 3: Cross multiply
    8,949,429.07x = 12,344,936.91 × 6,332,989.75
  4. Step 4: Simplify right side
    8,949,429.07x = 78,180,358,915,426.67
  5. Step 5: Solve for x
    x = 78,180,358,915,426.67/8,949,429.07
  6. Step 6: Final answer
    x = 8,735,792.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.