Home / 40,092,037.76-55,327,417.92-21,757,481.60

Finding the Fourth Proportional to 40,092,037.76, 55,327,417.92 and 21,757,481.60

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Solution

The fourth proportional to 40,092,037.76, 55,327,417.92 and 21,757,481.60 is: 30,025,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,092,037.76 : 55,327,417.92 = 21,757,481.60 : x
  2. Step 2: Convert to fraction form
    40,092,037.76/55,327,417.92 = 21,757,481.60/x
  3. Step 3: Cross multiply
    40,092,037.76x = 55,327,417.92 × 21,757,481.60
  4. Step 4: Simplify right side
    40,092,037.76x = 1,203,785,277,369,910.50
  5. Step 5: Solve for x
    x = 1,203,785,277,369,910.50/40,092,037.76
  6. Step 6: Final answer
    x = 30,025,544.84

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1.5x scale

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.