Home / 35,613,605.25-49,146,778.49-20,143,356.93

Finding the Fourth Proportional to 35,613,605.25, 49,146,778.49 and 20,143,356.93

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Solution

The fourth proportional to 35,613,605.25, 49,146,778.49 and 20,143,356.93 is: 27,797,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,613,605.25 : 49,146,778.49 = 20,143,356.93 : x
  2. Step 2: Convert to fraction form
    35,613,605.25/49,146,778.49 = 20,143,356.93/x
  3. Step 3: Cross multiply
    35,613,605.25x = 49,146,778.49 × 20,143,356.93
  4. Step 4: Simplify right side
    35,613,605.25x = 989,981,100,982,999.62
  5. Step 5: Solve for x
    x = 989,981,100,982,999.62/35,613,605.25
  6. Step 6: Final answer
    x = 27,797,834.40

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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.