Home / 12,303,773.25-18,451,385.82-6,847,195.03

Finding the Fourth Proportional to 12,303,773.25, 18,451,385.82 and 6,847,195.03

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Solution

The fourth proportional to 12,303,773.25, 18,451,385.82 and 6,847,195.03 is: 10,268,413.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303,773.25 : 18,451,385.82 = 6,847,195.03 : x
  2. Step 2: Convert to fraction form
    12,303,773.25/18,451,385.82 = 6,847,195.03/x
  3. Step 3: Cross multiply
    12,303,773.25x = 18,451,385.82 × 6,847,195.03
  4. Step 4: Simplify right side
    12,303,773.25x = 126,340,237,395,801.19
  5. Step 5: Solve for x
    x = 126,340,237,395,801.19/12,303,773.25
  6. Step 6: Final answer
    x = 10,268,413.99

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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.