Home / 38,416,993.86-57,599,893.26-21,153,324.33

Finding the Fourth Proportional to 38,416,993.86, 57,599,893.26 and 21,153,324.33

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Solution

The fourth proportional to 38,416,993.86, 57,599,893.26 and 21,153,324.33 is: 31,715,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,416,993.86 : 57,599,893.26 = 21,153,324.33 : x
  2. Step 2: Convert to fraction form
    38,416,993.86/57,599,893.26 = 21,153,324.33/x
  3. Step 3: Cross multiply
    38,416,993.86x = 57,599,893.26 × 21,153,324.33
  4. Step 4: Simplify right side
    38,416,993.86x = 1,218,429,223,502,160.75
  5. Step 5: Solve for x
    x = 1,218,429,223,502,160.75/38,416,993.86
  6. Step 6: Final answer
    x = 31,715,891.88

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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.