Home / 8,616,343.20-12,906,800.10-5,923,708.80

Finding the Fourth Proportional to 8,616,343.20, 12,906,800.10 and 5,923,708.80

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Solution

The fourth proportional to 8,616,343.20, 12,906,800.10 and 5,923,708.80 is: 8,873,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,343.20 : 12,906,800.10 = 5,923,708.80 : x
  2. Step 2: Convert to fraction form
    8,616,343.20/12,906,800.10 = 5,923,708.80/x
  3. Step 3: Cross multiply
    8,616,343.20x = 12,906,800.10 × 5,923,708.80
  4. Step 4: Simplify right side
    8,616,343.20x = 76,456,125,332,210.88
  5. Step 5: Solve for x
    x = 76,456,125,332,210.88/8,616,343.20
  6. Step 6: Final answer
    x = 8,873,384.40

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1.5x scale

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.