Home / 26,608,976.40-39,913,464.60-20,869,413.60

Finding the Fourth Proportional to 26,608,976.40, 39,913,464.60 and 20,869,413.60

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Solution

The fourth proportional to 26,608,976.40, 39,913,464.60 and 20,869,413.60 is: 31,304,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608,976.40 : 39,913,464.60 = 20,869,413.60 : x
  2. Step 2: Convert to fraction form
    26,608,976.40/39,913,464.60 = 20,869,413.60/x
  3. Step 3: Cross multiply
    26,608,976.40x = 39,913,464.60 × 20,869,413.60
  4. Step 4: Simplify right side
    26,608,976.40x = 832,970,600,946,358.62
  5. Step 5: Solve for x
    x = 832,970,600,946,358.62/26,608,976.40
  6. Step 6: Final answer
    x = 31,304,120.40

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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.