Home / 49,150,833.12-73,759,134.67-20,396,967.73

Finding the Fourth Proportional to 49,150,833.12, 73,759,134.67 and 20,396,967.73

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Solution

The fourth proportional to 49,150,833.12, 73,759,134.67 and 20,396,967.73 is: 30,609,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,150,833.12 : 73,759,134.67 = 20,396,967.73 : x
  2. Step 2: Convert to fraction form
    49,150,833.12/73,759,134.67 = 20,396,967.73/x
  3. Step 3: Cross multiply
    49,150,833.12x = 73,759,134.67 × 20,396,967.73
  4. Step 4: Simplify right side
    49,150,833.12x = 1,504,462,689,421,324
  5. Step 5: Solve for x
    x = 1,504,462,689,421,324/49,150,833.12
  6. Step 6: Final answer
    x = 30,609,098.44

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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.