Home / 28,839,608.70-43,259,413.05-27,831,839.10

Finding the Fourth Proportional to 28,839,608.70, 43,259,413.05 and 27,831,839.10

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Solution

The fourth proportional to 28,839,608.70, 43,259,413.05 and 27,831,839.10 is: 41,747,758.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839,608.70 : 43,259,413.05 = 27,831,839.10 : x
  2. Step 2: Convert to fraction form
    28,839,608.70/43,259,413.05 = 27,831,839.10/x
  3. Step 3: Cross multiply
    28,839,608.70x = 43,259,413.05 × 27,831,839.10
  4. Step 4: Simplify right side
    28,839,608.70x = 1,203,989,023,568,040.25
  5. Step 5: Solve for x
    x = 1,203,989,023,568,040.25/28,839,608.70
  6. Step 6: Final answer
    x = 41,747,758.65

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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.