Home / 26,912,840.70-40,375,442.97-7,743,756.54

Finding the Fourth Proportional to 26,912,840.70, 40,375,442.97 and 7,743,756.54

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Solution

The fourth proportional to 26,912,840.70, 40,375,442.97 and 7,743,756.54 is: 11,617,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912,840.70 : 40,375,442.97 = 7,743,756.54 : x
  2. Step 2: Convert to fraction form
    26,912,840.70/40,375,442.97 = 7,743,756.54/x
  3. Step 3: Cross multiply
    26,912,840.70x = 40,375,442.97 × 7,743,756.54
  4. Step 4: Simplify right side
    26,912,840.70x = 312,657,600,554,334.50
  5. Step 5: Solve for x
    x = 312,657,600,554,334.50/26,912,840.70
  6. Step 6: Final answer
    x = 11,617,413.56

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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.