Home / 21,106,523.25-31,659,452.24-6,729,494.13

Finding the Fourth Proportional to 21,106,523.25, 31,659,452.24 and 6,729,494.13

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Solution

The fourth proportional to 21,106,523.25, 31,659,452.24 and 6,729,494.13 is: 10,094,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,106,523.25 : 31,659,452.24 = 6,729,494.13 : x
  2. Step 2: Convert to fraction form
    21,106,523.25/31,659,452.24 = 6,729,494.13/x
  3. Step 3: Cross multiply
    21,106,523.25x = 31,659,452.24 × 6,729,494.13
  4. Step 4: Simplify right side
    21,106,523.25x = 213,052,097,974,447.88
  5. Step 5: Solve for x
    x = 213,052,097,974,447.88/21,106,523.25
  6. Step 6: Final answer
    x = 10,094,135.14

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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.