Home / 5,374,664.85-8,054,022.56-3,947,745.81

Finding the Fourth Proportional to 5,374,664.85, 8,054,022.56 and 3,947,745.81

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Solution

The fourth proportional to 5,374,664.85, 8,054,022.56 and 3,947,745.81 is: 5,915,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374,664.85 : 8,054,022.56 = 3,947,745.81 : x
  2. Step 2: Convert to fraction form
    5,374,664.85/8,054,022.56 = 3,947,745.81/x
  3. Step 3: Cross multiply
    5,374,664.85x = 8,054,022.56 × 3,947,745.81
  4. Step 4: Simplify right side
    5,374,664.85x = 31,795,233,795,146.74
  5. Step 5: Solve for x
    x = 31,795,233,795,146.74/5,374,664.85
  6. Step 6: Final answer
    x = 5,915,761.20

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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.