Home / 11,240,154.20-16,860,231.30-6,120,605.90

Finding the Fourth Proportional to 11,240,154.20, 16,860,231.30 and 6,120,605.90

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Solution

The fourth proportional to 11,240,154.20, 16,860,231.30 and 6,120,605.90 is: 9,180,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240,154.20 : 16,860,231.30 = 6,120,605.90 : x
  2. Step 2: Convert to fraction form
    11,240,154.20/16,860,231.30 = 6,120,605.90/x
  3. Step 3: Cross multiply
    11,240,154.20x = 16,860,231.30 × 6,120,605.90
  4. Step 4: Simplify right side
    11,240,154.20x = 103,194,831,170,144.69
  5. Step 5: Solve for x
    x = 103,194,831,170,144.69/11,240,154.20
  6. Step 6: Final answer
    x = 9,180,908.85

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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.