Home / 65,575,356.31-90,494,321.07-36,206,745.67

Finding the Fourth Proportional to 65,575,356.31, 90,494,321.07 and 36,206,745.67

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Solution

The fourth proportional to 65,575,356.31, 90,494,321.07 and 36,206,745.67 is: 49,965,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,575,356.31 : 90,494,321.07 = 36,206,745.67 : x
  2. Step 2: Convert to fraction form
    65,575,356.31/90,494,321.07 = 36,206,745.67/x
  3. Step 3: Cross multiply
    65,575,356.31x = 90,494,321.07 × 36,206,745.67
  4. Step 4: Simplify right side
    65,575,356.31x = 3,276,504,867,560,812
  5. Step 5: Solve for x
    x = 3,276,504,867,560,812/65,575,356.31
  6. Step 6: Final answer
    x = 49,965,490.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.