Home / 45,530,341.92-68,295,629.52-18,603,997.92

Finding the Fourth Proportional to 45,530,341.92, 68,295,629.52 and 18,603,997.92

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Solution

The fourth proportional to 45,530,341.92, 68,295,629.52 and 18,603,997.92 is: 27,906,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,530,341.92 : 68,295,629.52 = 18,603,997.92 : x
  2. Step 2: Convert to fraction form
    45,530,341.92/68,295,629.52 = 18,603,997.92/x
  3. Step 3: Cross multiply
    45,530,341.92x = 68,295,629.52 × 18,603,997.92
  4. Step 4: Simplify right side
    45,530,341.92x = 1,270,571,749,535,170.75
  5. Step 5: Solve for x
    x = 1,270,571,749,535,170.75/45,530,341.92
  6. Step 6: Final answer
    x = 27,906,044.54

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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.