Home / 11,971,893.66-17,959,531.77-3,882,151.50

Finding the Fourth Proportional to 11,971,893.66, 17,959,531.77 and 3,882,151.50

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Solution

The fourth proportional to 11,971,893.66, 17,959,531.77 and 3,882,151.50 is: 5,823,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971,893.66 : 17,959,531.77 = 3,882,151.50 : x
  2. Step 2: Convert to fraction form
    11,971,893.66/17,959,531.77 = 3,882,151.50/x
  3. Step 3: Cross multiply
    11,971,893.66x = 17,959,531.77 × 3,882,151.50
  4. Step 4: Simplify right side
    11,971,893.66x = 69,721,623,200,203.16
  5. Step 5: Solve for x
    x = 69,721,623,200,203.16/11,971,893.66
  6. Step 6: Final answer
    x = 5,823,775.68

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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.