Home / 18,615,328.38-27,922,997.97-5,836,829.49

Finding the Fourth Proportional to 18,615,328.38, 27,922,997.97 and 5,836,829.49

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Solution

The fourth proportional to 18,615,328.38, 27,922,997.97 and 5,836,829.49 is: 8,755,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,615,328.38 : 27,922,997.97 = 5,836,829.49 : x
  2. Step 2: Convert to fraction form
    18,615,328.38/27,922,997.97 = 5,836,829.49/x
  3. Step 3: Cross multiply
    18,615,328.38x = 27,922,997.97 × 5,836,829.49
  4. Step 4: Simplify right side
    18,615,328.38x = 162,981,778,000,506.12
  5. Step 5: Solve for x
    x = 162,981,778,000,506.12/18,615,328.38
  6. Step 6: Final answer
    x = 8,755,245.93

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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.