Home / 10,972,595.20-16,458,892.80-3,399,500.80

Finding the Fourth Proportional to 10,972,595.20, 16,458,892.80 and 3,399,500.80

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Solution

The fourth proportional to 10,972,595.20, 16,458,892.80 and 3,399,500.80 is: 5,099,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,595.20 : 16,458,892.80 = 3,399,500.80 : x
  2. Step 2: Convert to fraction form
    10,972,595.20/16,458,892.80 = 3,399,500.80/x
  3. Step 3: Cross multiply
    10,972,595.20x = 16,458,892.80 × 3,399,500.80
  4. Step 4: Simplify right side
    10,972,595.20x = 55,952,019,240,714.24
  5. Step 5: Solve for x
    x = 55,952,019,240,714.24/10,972,595.20
  6. Step 6: Final answer
    x = 5,099,251.20

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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.