Home / 49,229,067.84-67,979,689.20-30,675,872.04

Finding the Fourth Proportional to 49,229,067.84, 67,979,689.20 and 30,675,872.04

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Solution

The fourth proportional to 49,229,067.84, 67,979,689.20 and 30,675,872.04 is: 42,359,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,229,067.84 : 67,979,689.20 = 30,675,872.04 : x
  2. Step 2: Convert to fraction form
    49,229,067.84/67,979,689.20 = 30,675,872.04/x
  3. Step 3: Cross multiply
    49,229,067.84x = 67,979,689.20 × 30,675,872.04
  4. Step 4: Simplify right side
    49,229,067.84x = 2,085,336,247,218,170
  5. Step 5: Solve for x
    x = 2,085,336,247,218,170/49,229,067.84
  6. Step 6: Final answer
    x = 42,359,856.46

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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.