Home / 51,079,621.80-70,491,375.32-27,876,240.64

Finding the Fourth Proportional to 51,079,621.80, 70,491,375.32 and 27,876,240.64

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Solution

The fourth proportional to 51,079,621.80, 70,491,375.32 and 27,876,240.64 is: 38,470,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079,621.80 : 70,491,375.32 = 27,876,240.64 : x
  2. Step 2: Convert to fraction form
    51,079,621.80/70,491,375.32 = 27,876,240.64/x
  3. Step 3: Cross multiply
    51,079,621.80x = 70,491,375.32 × 27,876,240.64
  4. Step 4: Simplify right side
    51,079,621.80x = 1,965,034,541,464,876.75
  5. Step 5: Solve for x
    x = 1,965,034,541,464,876.75/51,079,621.80
  6. Step 6: Final answer
    x = 38,470,029.19

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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.