Home / 11,938,767.54-17,906,071.82-3,851,742.42

Finding the Fourth Proportional to 11,938,767.54, 17,906,071.82 and 3,851,742.42

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Solution

The fourth proportional to 11,938,767.54, 17,906,071.82 and 3,851,742.42 is: 5,776,942.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938,767.54 : 17,906,071.82 = 3,851,742.42 : x
  2. Step 2: Convert to fraction form
    11,938,767.54/17,906,071.82 = 3,851,742.42/x
  3. Step 3: Cross multiply
    11,938,767.54x = 17,906,071.82 × 3,851,742.42
  4. Step 4: Simplify right side
    11,938,767.54x = 68,969,576,404,660.60
  5. Step 5: Solve for x
    x = 68,969,576,404,660.60/11,938,767.54
  6. Step 6: Final answer
    x = 5,776,942.73

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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.