Home / 10,881,704.20-16,322,556.30-3,308,657.80

Finding the Fourth Proportional to 10,881,704.20, 16,322,556.30 and 3,308,657.80

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Solution

The fourth proportional to 10,881,704.20, 16,322,556.30 and 3,308,657.80 is: 4,962,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,704.20 : 16,322,556.30 = 3,308,657.80 : x
  2. Step 2: Convert to fraction form
    10,881,704.20/16,322,556.30 = 3,308,657.80/x
  3. Step 3: Cross multiply
    10,881,704.20x = 16,322,556.30 × 3,308,657.80
  4. Step 4: Simplify right side
    10,881,704.20x = 54,005,753,217,934.14
  5. Step 5: Solve for x
    x = 54,005,753,217,934.14/10,881,704.20
  6. Step 6: Final answer
    x = 4,962,986.70

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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.