Home / 10,211,976-15,320,589.12-3,822,320.16

Finding the Fourth Proportional to 10,211,976, 15,320,589.12 and 3,822,320.16

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Solution

The fourth proportional to 10,211,976, 15,320,589.12 and 3,822,320.16 is: 5,734,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211,976 : 15,320,589.12 = 3,822,320.16 : x
  2. Step 2: Convert to fraction form
    10,211,976/15,320,589.12 = 3,822,320.16/x
  3. Step 3: Cross multiply
    10,211,976x = 15,320,589.12 × 3,822,320.16
  4. Step 4: Simplify right side
    10,211,976x = 58,560,196,656,452.66
  5. Step 5: Solve for x
    x = 58,560,196,656,452.66/10,211,976
  6. Step 6: Final answer
    x = 5,734,462.82

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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.