Home / 7,949,959.32-10,968,149.84-5,198,257.44

Finding the Fourth Proportional to 7,949,959.32, 10,968,149.84 and 5,198,257.44

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Solution

The fourth proportional to 7,949,959.32, 10,968,149.84 and 5,198,257.44 is: 7,171,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949,959.32 : 10,968,149.84 = 5,198,257.44 : x
  2. Step 2: Convert to fraction form
    7,949,959.32/10,968,149.84 = 5,198,257.44/x
  3. Step 3: Cross multiply
    7,949,959.32x = 10,968,149.84 × 5,198,257.44
  4. Step 4: Simplify right side
    7,949,959.32x = 57,015,266,508,814.81
  5. Step 5: Solve for x
    x = 57,015,266,508,814.81/7,949,959.32
  6. Step 6: Final answer
    x = 7,171,768.33

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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.