Home / 29,188,942.60-43,783,413.90-18,453,834.40

Finding the Fourth Proportional to 29,188,942.60, 43,783,413.90 and 18,453,834.40

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Solution

The fourth proportional to 29,188,942.60, 43,783,413.90 and 18,453,834.40 is: 27,680,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188,942.60 : 43,783,413.90 = 18,453,834.40 : x
  2. Step 2: Convert to fraction form
    29,188,942.60/43,783,413.90 = 18,453,834.40/x
  3. Step 3: Cross multiply
    29,188,942.60x = 43,783,413.90 × 18,453,834.40
  4. Step 4: Simplify right side
    29,188,942.60x = 807,971,869,577,258.12
  5. Step 5: Solve for x
    x = 807,971,869,577,258.12/29,188,942.60
  6. Step 6: Final answer
    x = 27,680,751.60

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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.