Home / 40,945,149.52-61,448,227.84-30,043,509.91

Finding the Fourth Proportional to 40,945,149.52, 61,448,227.84 and 30,043,509.91

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Solution

The fourth proportional to 40,945,149.52, 61,448,227.84 and 30,043,509.91 is: 45,087,646.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,945,149.52 : 61,448,227.84 = 30,043,509.91 : x
  2. Step 2: Convert to fraction form
    40,945,149.52/61,448,227.84 = 30,043,509.91/x
  3. Step 3: Cross multiply
    40,945,149.52x = 61,448,227.84 × 30,043,509.91
  4. Step 4: Simplify right side
    40,945,149.52x = 1,846,120,442,062,978
  5. Step 5: Solve for x
    x = 1,846,120,442,062,978/40,945,149.52
  6. Step 6: Final answer
    x = 45,087,646.86

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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.