Home / 11,378,819.80-17,070,687.30-3,401,450.20

Finding the Fourth Proportional to 11,378,819.80, 17,070,687.30 and 3,401,450.20

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Solution

The fourth proportional to 11,378,819.80, 17,070,687.30 and 3,401,450.20 is: 5,102,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378,819.80 : 17,070,687.30 = 3,401,450.20 : x
  2. Step 2: Convert to fraction form
    11,378,819.80/17,070,687.30 = 3,401,450.20/x
  3. Step 3: Cross multiply
    11,378,819.80x = 17,070,687.30 × 3,401,450.20
  4. Step 4: Simplify right side
    11,378,819.80x = 58,065,092,730,722.47
  5. Step 5: Solve for x
    x = 58,065,092,730,722.47/11,378,819.80
  6. Step 6: Final answer
    x = 5,102,909.95

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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.