Home / 51,079,616.78-70,491,368.40-27,876,235.64

Finding the Fourth Proportional to 51,079,616.78, 70,491,368.40 and 27,876,235.64

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Solution

The fourth proportional to 51,079,616.78, 70,491,368.40 and 27,876,235.64 is: 38,470,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079,616.78 : 70,491,368.40 = 27,876,235.64 : x
  2. Step 2: Convert to fraction form
    51,079,616.78/70,491,368.40 = 27,876,235.64/x
  3. Step 3: Cross multiply
    51,079,616.78x = 70,491,368.40 × 27,876,235.64
  4. Step 4: Simplify right side
    51,079,616.78x = 1,965,033,996,104,450
  5. Step 5: Solve for x
    x = 1,965,033,996,104,450/51,079,616.78
  6. Step 6: Final answer
    x = 38,470,022.29

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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.