Home / 7,708,450-11,563,462.32-2,659,745.92

Finding the Fourth Proportional to 7,708,450, 11,563,462.32 and 2,659,745.92

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Solution

The fourth proportional to 7,708,450, 11,563,462.32 and 2,659,745.92 is: 3,989,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,450 : 11,563,462.32 = 2,659,745.92 : x
  2. Step 2: Convert to fraction form
    7,708,450/11,563,462.32 = 2,659,745.92/x
  3. Step 3: Cross multiply
    7,708,450x = 11,563,462.32 × 2,659,745.92
  4. Step 4: Simplify right side
    7,708,450x = 30,755,871,726,693.73
  5. Step 5: Solve for x
    x = 30,755,871,726,693.73/7,708,450
  6. Step 6: Final answer
    x = 3,989,890.54

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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.