Home / 34,380,049.20-51,552,359.10-12,803,544.60

Finding the Fourth Proportional to 34,380,049.20, 51,552,359.10 and 12,803,544.60

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Solution

The fourth proportional to 34,380,049.20, 51,552,359.10 and 12,803,544.60 is: 19,198,719.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,380,049.20 : 51,552,359.10 = 12,803,544.60 : x
  2. Step 2: Convert to fraction form
    34,380,049.20/51,552,359.10 = 12,803,544.60/x
  3. Step 3: Cross multiply
    34,380,049.20x = 51,552,359.10 × 12,803,544.60
  4. Step 4: Simplify right side
    34,380,049.20x = 660,052,928,972,065.88
  5. Step 5: Solve for x
    x = 660,052,928,972,065.88/34,380,049.20
  6. Step 6: Final answer
    x = 19,198,719.73

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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.