Home / 8,715,924.20-13,073,886.30-8,324,013.80

Finding the Fourth Proportional to 8,715,924.20, 13,073,886.30 and 8,324,013.80

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Solution

The fourth proportional to 8,715,924.20, 13,073,886.30 and 8,324,013.80 is: 12,486,020.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715,924.20 : 13,073,886.30 = 8,324,013.80 : x
  2. Step 2: Convert to fraction form
    8,715,924.20/13,073,886.30 = 8,324,013.80/x
  3. Step 3: Cross multiply
    8,715,924.20x = 13,073,886.30 × 8,324,013.80
  4. Step 4: Simplify right side
    8,715,924.20x = 108,827,209,980,830.94
  5. Step 5: Solve for x
    x = 108,827,209,980,830.94/8,715,924.20
  6. Step 6: Final answer
    x = 12,486,020.70

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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.