Home / 18,807,961.84-25,954,964.40-10,967,790.40

Finding the Fourth Proportional to 18,807,961.84, 25,954,964.40 and 10,967,790.40

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Solution

The fourth proportional to 18,807,961.84, 25,954,964.40 and 10,967,790.40 is: 15,135,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807,961.84 : 25,954,964.40 = 10,967,790.40 : x
  2. Step 2: Convert to fraction form
    18,807,961.84/25,954,964.40 = 10,967,790.40/x
  3. Step 3: Cross multiply
    18,807,961.84x = 25,954,964.40 × 10,967,790.40
  4. Step 4: Simplify right side
    18,807,961.84x = 284,668,609,378,661.75
  5. Step 5: Solve for x
    x = 284,668,609,378,661.75/18,807,961.84
  6. Step 6: Final answer
    x = 15,135,537.38

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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.