Home / 5,198,413.19-7,171,613.51-3,480,087.29

Finding the Fourth Proportional to 5,198,413.19, 7,171,613.51 and 3,480,087.29

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Solution

The fourth proportional to 5,198,413.19, 7,171,613.51 and 3,480,087.29 is: 4,801,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,413.19 : 7,171,613.51 = 3,480,087.29 : x
  2. Step 2: Convert to fraction form
    5,198,413.19/7,171,613.51 = 3,480,087.29/x
  3. Step 3: Cross multiply
    5,198,413.19x = 7,171,613.51 × 3,480,087.29
  4. Step 4: Simplify right side
    5,198,413.19x = 24,957,840,971,684.79
  5. Step 5: Solve for x
    x = 24,957,840,971,684.79/5,198,413.19
  6. Step 6: Final answer
    x = 4,801,049.87

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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.