Home / 18,222,914.44-25,153,954.82-10,491,038.38

Finding the Fourth Proportional to 18,222,914.44, 25,153,954.82 and 10,491,038.38

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Solution

The fourth proportional to 18,222,914.44, 25,153,954.82 and 10,491,038.38 is: 14,481,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,914.44 : 25,153,954.82 = 10,491,038.38 : x
  2. Step 2: Convert to fraction form
    18,222,914.44/25,153,954.82 = 10,491,038.38/x
  3. Step 3: Cross multiply
    18,222,914.44x = 25,153,954.82 × 10,491,038.38
  4. Step 4: Simplify right side
    18,222,914.44x = 263,891,105,425,406
  5. Step 5: Solve for x
    x = 263,891,105,425,406/18,222,914.44
  6. Step 6: Final answer
    x = 14,481,278.85

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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.