Home / 12,802,039.92-17,667,121.84-7,295,297.04

Finding the Fourth Proportional to 12,802,039.92, 17,667,121.84 and 7,295,297.04

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Solution

The fourth proportional to 12,802,039.92, 17,667,121.84 and 7,295,297.04 is: 10,067,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802,039.92 : 17,667,121.84 = 7,295,297.04 : x
  2. Step 2: Convert to fraction form
    12,802,039.92/17,667,121.84 = 7,295,297.04/x
  3. Step 3: Cross multiply
    12,802,039.92x = 17,667,121.84 × 7,295,297.04
  4. Step 4: Simplify right side
    12,802,039.92x = 128,886,901,664,671.36
  5. Step 5: Solve for x
    x = 128,886,901,664,671.36/12,802,039.92
  6. Step 6: Final answer
    x = 10,067,684.72

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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.