Home / 26,968,927.20-40,458,639.60-7,800,309.60

Finding the Fourth Proportional to 26,968,927.20, 40,458,639.60 and 7,800,309.60

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Solution

The fourth proportional to 26,968,927.20, 40,458,639.60 and 7,800,309.60 is: 11,701,982.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968,927.20 : 40,458,639.60 = 7,800,309.60 : x
  2. Step 2: Convert to fraction form
    26,968,927.20/40,458,639.60 = 7,800,309.60/x
  3. Step 3: Cross multiply
    26,968,927.20x = 40,458,639.60 × 7,800,309.60
  4. Step 4: Simplify right side
    26,968,927.20x = 315,589,914,874,820.19
  5. Step 5: Solve for x
    x = 315,589,914,874,820.19/26,968,927.20
  6. Step 6: Final answer
    x = 11,701,982.53

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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.