Home / 12,224,413.08-18,325,218.97-4,131,758.57

Finding the Fourth Proportional to 12,224,413.08, 18,325,218.97 and 4,131,758.57

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Solution

The fourth proportional to 12,224,413.08, 18,325,218.97 and 4,131,758.57 is: 6,193,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,413.08 : 18,325,218.97 = 4,131,758.57 : x
  2. Step 2: Convert to fraction form
    12,224,413.08/18,325,218.97 = 4,131,758.57/x
  3. Step 3: Cross multiply
    12,224,413.08x = 18,325,218.97 × 4,131,758.57
  4. Step 4: Simplify right side
    12,224,413.08x = 75,715,380,439,962.69
  5. Step 5: Solve for x
    x = 75,715,380,439,962.69/12,224,413.08
  6. Step 6: Final answer
    x = 6,193,784.52

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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.