Home / 39,196,650.15-54,088,569.38-21,556,794.75

Finding the Fourth Proportional to 39,196,650.15, 54,088,569.38 and 21,556,794.75

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Solution

The fourth proportional to 39,196,650.15, 54,088,569.38 and 21,556,794.75 is: 29,746,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196,650.15 : 54,088,569.38 = 21,556,794.75 : x
  2. Step 2: Convert to fraction form
    39,196,650.15/54,088,569.38 = 21,556,794.75/x
  3. Step 3: Cross multiply
    39,196,650.15x = 54,088,569.38 × 21,556,794.75
  4. Step 4: Simplify right side
    39,196,650.15x = 1,165,976,188,338,010.75
  5. Step 5: Solve for x
    x = 1,165,976,188,338,010.75/39,196,650.15
  6. Step 6: Final answer
    x = 29,746,832.55

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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.