Home / 15,568,478.48-21,484,371.94-8,504,077.52

Finding the Fourth Proportional to 15,568,478.48, 21,484,371.94 and 8,504,077.52

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Solution

The fourth proportional to 15,568,478.48, 21,484,371.94 and 8,504,077.52 is: 11,735,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568,478.48 : 21,484,371.94 = 8,504,077.52 : x
  2. Step 2: Convert to fraction form
    15,568,478.48/21,484,371.94 = 8,504,077.52/x
  3. Step 3: Cross multiply
    15,568,478.48x = 21,484,371.94 × 8,504,077.52
  4. Step 4: Simplify right side
    15,568,478.48x = 182,704,764,317,590.75
  5. Step 5: Solve for x
    x = 182,704,764,317,590.75/15,568,478.48
  6. Step 6: Final answer
    x = 11,735,556.86

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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.