Home / 15,268,851.57-21,070,481.70-8,393,284.44

Finding the Fourth Proportional to 15,268,851.57, 21,070,481.70 and 8,393,284.44

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Solution

The fourth proportional to 15,268,851.57, 21,070,481.70 and 8,393,284.44 is: 11,582,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,851.57 : 21,070,481.70 = 8,393,284.44 : x
  2. Step 2: Convert to fraction form
    15,268,851.57/21,070,481.70 = 8,393,284.44/x
  3. Step 3: Cross multiply
    15,268,851.57x = 21,070,481.70 × 8,393,284.44
  4. Step 4: Simplify right side
    15,268,851.57x = 176,850,546,195,914.72
  5. Step 5: Solve for x
    x = 176,850,546,195,914.72/15,268,851.57
  6. Step 6: Final answer
    x = 11,582,439.28

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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.