Home / 27,098,243.91-40,640,857.55-12,511,148.10

Finding the Fourth Proportional to 27,098,243.91, 40,640,857.55 and 12,511,148.10

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Solution

The fourth proportional to 27,098,243.91, 40,640,857.55 and 12,511,148.10 is: 18,763,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,098,243.91 : 40,640,857.55 = 12,511,148.10 : x
  2. Step 2: Convert to fraction form
    27,098,243.91/40,640,857.55 = 12,511,148.10/x
  3. Step 3: Cross multiply
    27,098,243.91x = 40,640,857.55 × 12,511,148.10
  4. Step 4: Simplify right side
    27,098,243.91x = 508,463,787,855,817.38
  5. Step 5: Solve for x
    x = 508,463,787,855,817.38/27,098,243.91
  6. Step 6: Final answer
    x = 18,763,717.29

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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.