Home / 10,972,600.20-16,458,900.30-3,399,505.80

Finding the Fourth Proportional to 10,972,600.20, 16,458,900.30 and 3,399,505.80

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Solution

The fourth proportional to 10,972,600.20, 16,458,900.30 and 3,399,505.80 is: 5,099,258.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,600.20 : 16,458,900.30 = 3,399,505.80 : x
  2. Step 2: Convert to fraction form
    10,972,600.20/16,458,900.30 = 3,399,505.80/x
  3. Step 3: Cross multiply
    10,972,600.20x = 16,458,900.30 × 3,399,505.80
  4. Step 4: Simplify right side
    10,972,600.20x = 55,952,127,031,471.74
  5. Step 5: Solve for x
    x = 55,952,127,031,471.74/10,972,600.20
  6. Step 6: Final answer
    x = 5,099,258.70

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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.