Home / 9,777,745.92-13,493,919.94-5,426,832.54

Finding the Fourth Proportional to 9,777,745.92, 13,493,919.94 and 5,426,832.54

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Solution

The fourth proportional to 9,777,745.92, 13,493,919.94 and 5,426,832.54 is: 7,489,378.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,745.92 : 13,493,919.94 = 5,426,832.54 : x
  2. Step 2: Convert to fraction form
    9,777,745.92/13,493,919.94 = 5,426,832.54/x
  3. Step 3: Cross multiply
    9,777,745.92x = 13,493,919.94 × 5,426,832.54
  4. Step 4: Simplify right side
    9,777,745.92x = 73,229,243,822,546.84
  5. Step 5: Solve for x
    x = 73,229,243,822,546.84/9,777,745.92
  6. Step 6: Final answer
    x = 7,489,378.88

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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.