Home / 5,062,108.05-6,985,704.56-2,857,435.03

Finding the Fourth Proportional to 5,062,108.05, 6,985,704.56 and 2,857,435.03

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Solution

The fourth proportional to 5,062,108.05, 6,985,704.56 and 2,857,435.03 is: 3,943,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062,108.05 : 6,985,704.56 = 2,857,435.03 : x
  2. Step 2: Convert to fraction form
    5,062,108.05/6,985,704.56 = 2,857,435.03/x
  3. Step 3: Cross multiply
    5,062,108.05x = 6,985,704.56 × 2,857,435.03
  4. Step 4: Simplify right side
    5,062,108.05x = 19,961,196,918,974.73
  5. Step 5: Solve for x
    x = 19,961,196,918,974.73/5,062,108.05
  6. Step 6: Final answer
    x = 3,943,257.77

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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.