Home / 22,299,067.55-33,438,715.02-11,921,768.48

Finding the Fourth Proportional to 22,299,067.55, 33,438,715.02 and 11,921,768.48

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Solution

The fourth proportional to 22,299,067.55, 33,438,715.02 and 11,921,768.48 is: 17,877,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,299,067.55 : 33,438,715.02 = 11,921,768.48 : x
  2. Step 2: Convert to fraction form
    22,299,067.55/33,438,715.02 = 11,921,768.48/x
  3. Step 3: Cross multiply
    22,299,067.55x = 33,438,715.02 × 11,921,768.48
  4. Step 4: Simplify right side
    22,299,067.55x = 398,648,618,569,945
  5. Step 5: Solve for x
    x = 398,648,618,569,945/22,299,067.55
  6. Step 6: Final answer
    x = 17,877,367.19

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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.