Home / 6,713,851.28-10,070,767.68-3,117,651.72

Finding the Fourth Proportional to 6,713,851.28, 10,070,767.68 and 3,117,651.72

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Solution

The fourth proportional to 6,713,851.28, 10,070,767.68 and 3,117,651.72 is: 4,676,473.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713,851.28 : 10,070,767.68 = 3,117,651.72 : x
  2. Step 2: Convert to fraction form
    6,713,851.28/10,070,767.68 = 3,117,651.72/x
  3. Step 3: Cross multiply
    6,713,851.28x = 10,070,767.68 × 3,117,651.72
  4. Step 4: Simplify right side
    6,713,851.28x = 31,397,146,179,272.41
  5. Step 5: Solve for x
    x = 31,397,146,179,272.41/6,713,851.28
  6. Step 6: Final answer
    x = 4,676,473.29

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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.