Home / 12,731,936.10-17,570,073.99-6,930,761.85

Finding the Fourth Proportional to 12,731,936.10, 17,570,073.99 and 6,930,761.85

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Solution

The fourth proportional to 12,731,936.10, 17,570,073.99 and 6,930,761.85 is: 9,564,452.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,936.10 : 17,570,073.99 = 6,930,761.85 : x
  2. Step 2: Convert to fraction form
    12,731,936.10/17,570,073.99 = 6,930,761.85/x
  3. Step 3: Cross multiply
    12,731,936.10x = 17,570,073.99 × 6,930,761.85
  4. Step 4: Simplify right side
    12,731,936.10x = 121,773,998,511,569.27
  5. Step 5: Solve for x
    x = 121,773,998,511,569.27/12,731,936.10
  6. Step 6: Final answer
    x = 9,564,452.54

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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.