Home / 18,270,874.71-27,397,343.97-9,038,179.80

Finding the Fourth Proportional to 18,270,874.71, 27,397,343.97 and 9,038,179.80

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Solution

The fourth proportional to 18,270,874.71, 27,397,343.97 and 9,038,179.80 is: 13,552,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,874.71 : 27,397,343.97 = 9,038,179.80 : x
  2. Step 2: Convert to fraction form
    18,270,874.71/27,397,343.97 = 9,038,179.80/x
  3. Step 3: Cross multiply
    18,270,874.71x = 27,397,343.97 × 9,038,179.80
  4. Step 4: Simplify right side
    18,270,874.71x = 247,622,120,843,305.81
  5. Step 5: Solve for x
    x = 247,622,120,843,305.81/18,270,874.71
  6. Step 6: Final answer
    x = 13,552,833.39

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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.