Home / 10,432,517.67-14,383,644.60-7,455,778.29

Finding the Fourth Proportional to 10,432,517.67, 14,383,644.60 and 7,455,778.29

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Solution

The fourth proportional to 10,432,517.67, 14,383,644.60 and 7,455,778.29 is: 10,279,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,517.67 : 14,383,644.60 = 7,455,778.29 : x
  2. Step 2: Convert to fraction form
    10,432,517.67/14,383,644.60 = 7,455,778.29/x
  3. Step 3: Cross multiply
    10,432,517.67x = 14,383,644.60 × 7,455,778.29
  4. Step 4: Simplify right side
    10,432,517.67x = 107,241,265,139,755.73
  5. Step 5: Solve for x
    x = 107,241,265,139,755.73/10,432,517.67
  6. Step 6: Final answer
    x = 10,279,519.15

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1.5x scale

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.