Home / 29,781,915.36-41,086,294.60-18,598,993.96

Finding the Fourth Proportional to 29,781,915.36, 41,086,294.60 and 18,598,993.96

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Solution

The fourth proportional to 29,781,915.36, 41,086,294.60 and 18,598,993.96 is: 25,658,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,781,915.36 : 41,086,294.60 = 18,598,993.96 : x
  2. Step 2: Convert to fraction form
    29,781,915.36/41,086,294.60 = 18,598,993.96/x
  3. Step 3: Cross multiply
    29,781,915.36x = 41,086,294.60 × 18,598,993.96
  4. Step 4: Simplify right side
    29,781,915.36x = 764,163,745,104,180.62
  5. Step 5: Solve for x
    x = 764,163,745,104,180.62/29,781,915.36
  6. Step 6: Final answer
    x = 25,658,650.09

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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.