Home / 12,605,170.20-18,912,520.56-4,934,297.24

Finding the Fourth Proportional to 12,605,170.20, 18,912,520.56 and 4,934,297.24

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Solution

The fourth proportional to 12,605,170.20, 18,912,520.56 and 4,934,297.24 is: 7,403,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,605,170.20 : 18,912,520.56 = 4,934,297.24 : x
  2. Step 2: Convert to fraction form
    12,605,170.20/18,912,520.56 = 4,934,297.24/x
  3. Step 3: Cross multiply
    12,605,170.20x = 18,912,520.56 × 4,934,297.24
  4. Step 4: Simplify right side
    12,605,170.20x = 93,319,998,000,651.25
  5. Step 5: Solve for x
    x = 93,319,998,000,651.25/12,605,170.20
  6. Step 6: Final answer
    x = 7,403,311.22

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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.