Home / 14,996,044.20-20,694,503.78-8,120,525.80

Finding the Fourth Proportional to 14,996,044.20, 20,694,503.78 and 8,120,525.80

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Solution

The fourth proportional to 14,996,044.20, 20,694,503.78 and 8,120,525.80 is: 11,206,305.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,044.20 : 20,694,503.78 = 8,120,525.80 : x
  2. Step 2: Convert to fraction form
    14,996,044.20/20,694,503.78 = 8,120,525.80/x
  3. Step 3: Cross multiply
    14,996,044.20x = 20,694,503.78 × 8,120,525.80
  4. Step 4: Simplify right side
    14,996,044.20x = 168,050,251,863,687.53
  5. Step 5: Solve for x
    x = 168,050,251,863,687.53/14,996,044.20
  6. Step 6: Final answer
    x = 11,206,305.45

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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.