Home / 11,147,101.20-16,720,651.80-6,364,132.20

Finding the Fourth Proportional to 11,147,101.20, 16,720,651.80 and 6,364,132.20

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Solution

The fourth proportional to 11,147,101.20, 16,720,651.80 and 6,364,132.20 is: 9,546,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147,101.20 : 16,720,651.80 = 6,364,132.20 : x
  2. Step 2: Convert to fraction form
    11,147,101.20/16,720,651.80 = 6,364,132.20/x
  3. Step 3: Cross multiply
    11,147,101.20x = 16,720,651.80 × 6,364,132.20
  4. Step 4: Simplify right side
    11,147,101.20x = 106,412,438,525,367.97
  5. Step 5: Solve for x
    x = 106,412,438,525,367.97/11,147,101.20
  6. Step 6: Final answer
    x = 9,546,198.30

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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.