Home / 5,067,076.72-6,992,432.04-2,891,580.88

Finding the Fourth Proportional to 5,067,076.72, 6,992,432.04 and 2,891,580.88

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Solution

The fourth proportional to 5,067,076.72, 6,992,432.04 and 2,891,580.88 is: 3,990,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,076.72 : 6,992,432.04 = 2,891,580.88 : x
  2. Step 2: Convert to fraction form
    5,067,076.72/6,992,432.04 = 2,891,580.88/x
  3. Step 3: Cross multiply
    5,067,076.72x = 6,992,432.04 × 2,891,580.88
  4. Step 4: Simplify right side
    5,067,076.72x = 20,219,182,791,563.39
  5. Step 5: Solve for x
    x = 20,219,182,791,563.39/5,067,076.72
  6. Step 6: Final answer
    x = 3,990,305.24

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1.5x scale

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.