Home / 27,864,993.78-38,454,968.97-15,475,144.14

Finding the Fourth Proportional to 27,864,993.78, 38,454,968.97 and 15,475,144.14

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Solution

The fourth proportional to 27,864,993.78, 38,454,968.97 and 15,475,144.14 is: 21,356,408.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864,993.78 : 38,454,968.97 = 15,475,144.14 : x
  2. Step 2: Convert to fraction form
    27,864,993.78/38,454,968.97 = 15,475,144.14/x
  3. Step 3: Cross multiply
    27,864,993.78x = 38,454,968.97 × 15,475,144.14
  4. Step 4: Simplify right side
    27,864,993.78x = 595,096,187,709,977.38
  5. Step 5: Solve for x
    x = 595,096,187,709,977.38/27,864,993.78
  6. Step 6: Final answer
    x = 21,356,408.42

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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.