Home / 5,067,054.72-6,992,401.68-2,891,558.88

Finding the Fourth Proportional to 5,067,054.72, 6,992,401.68 and 2,891,558.88

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Solution

The fourth proportional to 5,067,054.72, 6,992,401.68 and 2,891,558.88 is: 3,990,274.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,054.72 : 6,992,401.68 = 2,891,558.88 : x
  2. Step 2: Convert to fraction form
    5,067,054.72/6,992,401.68 = 2,891,558.88/x
  3. Step 3: Cross multiply
    5,067,054.72x = 6,992,401.68 × 2,891,558.88
  4. Step 4: Simplify right side
    5,067,054.72x = 20,218,941,170,330.92
  5. Step 5: Solve for x
    x = 20,218,941,170,330.92/5,067,054.72
  6. Step 6: Final answer
    x = 3,990,274.88

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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.