Home / 20,262,262.10-27,961,933.32-10,969,834.56

Finding the Fourth Proportional to 20,262,262.10, 27,961,933.32 and 10,969,834.56

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Solution

The fourth proportional to 20,262,262.10, 27,961,933.32 and 10,969,834.56 is: 15,138,377.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,262,262.10 : 27,961,933.32 = 10,969,834.56 : x
  2. Step 2: Convert to fraction form
    20,262,262.10/27,961,933.32 = 10,969,834.56/x
  3. Step 3: Cross multiply
    20,262,262.10x = 27,961,933.32 × 10,969,834.56
  4. Step 4: Simplify right side
    20,262,262.10x = 306,737,782,498,151.56
  5. Step 5: Solve for x
    x = 306,737,782,498,151.56/20,262,262.10
  6. Step 6: Final answer
    x = 15,138,377.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.