Home / 7,458,413.80-11,187,620.70-3,414,893.80

Finding the Fourth Proportional to 7,458,413.80, 11,187,620.70 and 3,414,893.80

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Solution

The fourth proportional to 7,458,413.80, 11,187,620.70 and 3,414,893.80 is: 5,122,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458,413.80 : 11,187,620.70 = 3,414,893.80 : x
  2. Step 2: Convert to fraction form
    7,458,413.80/11,187,620.70 = 3,414,893.80/x
  3. Step 3: Cross multiply
    7,458,413.80x = 11,187,620.70 × 3,414,893.80
  4. Step 4: Simplify right side
    7,458,413.80x = 38,204,536,565,181.66
  5. Step 5: Solve for x
    x = 38,204,536,565,181.66/7,458,413.80
  6. Step 6: Final answer
    x = 5,122,340.70

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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.