Home / 6,925,568.22-10,387,859.64-2,132,757.72

Finding the Fourth Proportional to 6,925,568.22, 10,387,859.64 and 2,132,757.72

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Solution

The fourth proportional to 6,925,568.22, 10,387,859.64 and 2,132,757.72 is: 3,198,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,568.22 : 10,387,859.64 = 2,132,757.72 : x
  2. Step 2: Convert to fraction form
    6,925,568.22/10,387,859.64 = 2,132,757.72/x
  3. Step 3: Cross multiply
    6,925,568.22x = 10,387,859.64 × 2,132,757.72
  4. Step 4: Simplify right side
    6,925,568.22x = 22,154,787,841,486.43
  5. Step 5: Solve for x
    x = 22,154,787,841,486.43/6,925,568.22
  6. Step 6: Final answer
    x = 3,198,984.85

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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.