Home / 19,631,694.72-27,091,211.52-10,929,872.64

Finding the Fourth Proportional to 19,631,694.72, 27,091,211.52 and 10,929,872.64

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Solution

The fourth proportional to 19,631,694.72, 27,091,211.52 and 10,929,872.64 is: 15,082,930.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631,694.72 : 27,091,211.52 = 10,929,872.64 : x
  2. Step 2: Convert to fraction form
    19,631,694.72/27,091,211.52 = 10,929,872.64/x
  3. Step 3: Cross multiply
    19,631,694.72x = 27,091,211.52 × 10,929,872.64
  4. Step 4: Simplify right side
    19,631,694.72x = 296,103,491,576,900.81
  5. Step 5: Solve for x
    x = 296,103,491,576,900.81/19,631,694.72
  6. Step 6: Final answer
    x = 15,082,930.73

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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.