Home / 12,425,438.82-17,146,942.11-6,843,578.10

Finding the Fourth Proportional to 12,425,438.82, 17,146,942.11 and 6,843,578.10

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Solution

The fourth proportional to 12,425,438.82, 17,146,942.11 and 6,843,578.10 is: 9,444,047.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,438.82 : 17,146,942.11 = 6,843,578.10 : x
  2. Step 2: Convert to fraction form
    12,425,438.82/17,146,942.11 = 6,843,578.10/x
  3. Step 3: Cross multiply
    12,425,438.82x = 17,146,942.11 × 6,843,578.10
  4. Step 4: Simplify right side
    12,425,438.82x = 117,346,437,505,963.78
  5. Step 5: Solve for x
    x = 117,346,437,505,963.78/12,425,438.82
  6. Step 6: Final answer
    x = 9,444,047.75

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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.