Home / 10,777,797.20-16,170,972.60-4,388,517.20

Finding the Fourth Proportional to 10,777,797.20, 16,170,972.60 and 4,388,517.20

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Solution

The fourth proportional to 10,777,797.20, 16,170,972.60 and 4,388,517.20 is: 6,584,517.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,797.20 : 16,170,972.60 = 4,388,517.20 : x
  2. Step 2: Convert to fraction form
    10,777,797.20/16,170,972.60 = 4,388,517.20/x
  3. Step 3: Cross multiply
    10,777,797.20x = 16,170,972.60 × 4,388,517.20
  4. Step 4: Simplify right side
    10,777,797.20x = 70,966,591,395,828.72
  5. Step 5: Solve for x
    x = 70,966,591,395,828.72/10,777,797.20
  6. Step 6: Final answer
    x = 6,584,517.23

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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.