Home / 27,736,684.71-38,274,546.38-15,511,179.75

Finding the Fourth Proportional to 27,736,684.71, 38,274,546.38 and 15,511,179.75

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Solution

The fourth proportional to 27,736,684.71, 38,274,546.38 and 15,511,179.75 is: 21,404,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736,684.71 : 38,274,546.38 = 15,511,179.75 : x
  2. Step 2: Convert to fraction form
    27,736,684.71/38,274,546.38 = 15,511,179.75/x
  3. Step 3: Cross multiply
    27,736,684.71x = 38,274,546.38 × 15,511,179.75
  4. Step 4: Simplify right side
    27,736,684.71x = 593,683,368,672,335.88
  5. Step 5: Solve for x
    x = 593,683,368,672,335.88/27,736,684.71
  6. Step 6: Final answer
    x = 21,404,265.68

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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.