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Finding the Fourth Proportional to 17,751,310.66, 26,627,725.77 and 6,970,944.11

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Solution

The fourth proportional to 17,751,310.66, 26,627,725.77 and 6,970,944.11 is: 10,456,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751,310.66 : 26,627,725.77 = 6,970,944.11 : x
  2. Step 2: Convert to fraction form
    17,751,310.66/26,627,725.77 = 6,970,944.11/x
  3. Step 3: Cross multiply
    17,751,310.66x = 26,627,725.77 × 6,970,944.11
  4. Step 4: Simplify right side
    17,751,310.66x = 185,620,388,084,222
  5. Step 5: Solve for x
    x = 185,620,388,084,222/17,751,310.66
  6. Step 6: Final answer
    x = 10,456,714.53

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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.