Home / 8,201,945.05-12,302,921.89-2,136,660.73

Finding the Fourth Proportional to 8,201,945.05, 12,302,921.89 and 2,136,660.73

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Solution

The fourth proportional to 8,201,945.05, 12,302,921.89 and 2,136,660.73 is: 3,204,992.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,945.05 : 12,302,921.89 = 2,136,660.73 : x
  2. Step 2: Convert to fraction form
    8,201,945.05/12,302,921.89 = 2,136,660.73/x
  3. Step 3: Cross multiply
    8,201,945.05x = 12,302,921.89 × 2,136,660.73
  4. Step 4: Simplify right side
    8,201,945.05x = 26,287,170,066,620.38
  5. Step 5: Solve for x
    x = 26,287,170,066,620.38/8,201,945.05
  6. Step 6: Final answer
    x = 3,204,992.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.