Home / 10,505,910.67-15,726,544.40-6,854,778.75

Finding the Fourth Proportional to 10,505,910.67, 15,726,544.40 and 6,854,778.75

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Solution

The fourth proportional to 10,505,910.67, 15,726,544.40 and 6,854,778.75 is: 10,261,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,910.67 : 15,726,544.40 = 6,854,778.75 : x
  2. Step 2: Convert to fraction form
    10,505,910.67/15,726,544.40 = 6,854,778.75/x
  3. Step 3: Cross multiply
    10,505,910.67x = 15,726,544.40 × 6,854,778.75
  4. Step 4: Simplify right side
    10,505,910.67x = 107,801,982,364,051.50
  5. Step 5: Solve for x
    x = 107,801,982,364,051.50/10,505,910.67
  6. Step 6: Final answer
    x = 10,261,079.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.