Home / 33,132,378.54-45,722,136.51-19,383,671.82

Finding the Fourth Proportional to 33,132,378.54, 45,722,136.51 and 19,383,671.82

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Solution

The fourth proportional to 33,132,378.54, 45,722,136.51 and 19,383,671.82 is: 26,749,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132,378.54 : 45,722,136.51 = 19,383,671.82 : x
  2. Step 2: Convert to fraction form
    33,132,378.54/45,722,136.51 = 19,383,671.82/x
  3. Step 3: Cross multiply
    33,132,378.54x = 45,722,136.51 × 19,383,671.82
  4. Step 4: Simplify right side
    33,132,378.54x = 886,262,889,019,080.12
  5. Step 5: Solve for x
    x = 886,262,889,019,080.12/33,132,378.54
  6. Step 6: Final answer
    x = 26,749,147.75

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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.