Home / 38,785,682.42-58,195,661.88-20,337,222.14

Finding the Fourth Proportional to 38,785,682.42, 58,195,661.88 and 20,337,222.14

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Solution

The fourth proportional to 38,785,682.42, 58,195,661.88 and 20,337,222.14 is: 30,514,819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785,682.42 : 58,195,661.88 = 20,337,222.14 : x
  2. Step 2: Convert to fraction form
    38,785,682.42/58,195,661.88 = 20,337,222.14/x
  3. Step 3: Cross multiply
    38,785,682.42x = 58,195,661.88 × 20,337,222.14
  4. Step 4: Simplify right side
    38,785,682.42x = 1,183,538,103,237,890
  5. Step 5: Solve for x
    x = 1,183,538,103,237,890/38,785,682.42
  6. Step 6: Final answer
    x = 30,514,819.63

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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.