Home / 16,141,122.78-22,273,944.42-9,170,879.64

Finding the Fourth Proportional to 16,141,122.78, 22,273,944.42 and 9,170,879.64

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Solution

The fourth proportional to 16,141,122.78, 22,273,944.42 and 9,170,879.64 is: 12,655,356.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,141,122.78 : 22,273,944.42 = 9,170,879.64 : x
  2. Step 2: Convert to fraction form
    16,141,122.78/22,273,944.42 = 9,170,879.64/x
  3. Step 3: Cross multiply
    16,141,122.78x = 22,273,944.42 × 9,170,879.64
  4. Step 4: Simplify right side
    16,141,122.78x = 204,271,663,383,869.62
  5. Step 5: Solve for x
    x = 204,271,663,383,869.62/16,141,122.78
  6. Step 6: Final answer
    x = 12,655,356.52

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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.