Home / 18,807,962.84-25,954,965.78-10,967,791.40

Finding the Fourth Proportional to 18,807,962.84, 25,954,965.78 and 10,967,791.40

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Solution

The fourth proportional to 18,807,962.84, 25,954,965.78 and 10,967,791.40 is: 15,135,538.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807,962.84 : 25,954,965.78 = 10,967,791.40 : x
  2. Step 2: Convert to fraction form
    18,807,962.84/25,954,965.78 = 10,967,791.40/x
  3. Step 3: Cross multiply
    18,807,962.84x = 25,954,965.78 × 10,967,791.40
  4. Step 4: Simplify right side
    18,807,962.84x = 284,668,650,469,178.31
  5. Step 5: Solve for x
    x = 284,668,650,469,178.31/18,807,962.84
  6. Step 6: Final answer
    x = 15,135,538.76

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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.