Home / 5,067,131.34-6,992,754.39-2,891,631.18

Finding the Fourth Proportional to 5,067,131.34, 6,992,754.39 and 2,891,631.18

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Solution

The fourth proportional to 5,067,131.34, 6,992,754.39 and 2,891,631.18 is: 3,990,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,131.34 : 6,992,754.39 = 2,891,631.18 : x
  2. Step 2: Convert to fraction form
    5,067,131.34/6,992,754.39 = 2,891,631.18/x
  3. Step 3: Cross multiply
    5,067,131.34x = 6,992,754.39 × 2,891,631.18
  4. Step 4: Simplify right side
    5,067,131.34x = 20,220,466,628,205.88
  5. Step 5: Solve for x
    x = 20,220,466,628,205.88/5,067,131.34
  6. Step 6: Final answer
    x = 3,990,515.59

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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.