Home / 3,996,577.44-5,515,272.97-2,161,031.33

Finding the Fourth Proportional to 3,996,577.44, 5,515,272.97 and 2,161,031.33

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Solution

The fourth proportional to 3,996,577.44, 5,515,272.97 and 2,161,031.33 is: 2,982,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,577.44 : 5,515,272.97 = 2,161,031.33 : x
  2. Step 2: Convert to fraction form
    3,996,577.44/5,515,272.97 = 2,161,031.33/x
  3. Step 3: Cross multiply
    3,996,577.44x = 5,515,272.97 × 2,161,031.33
  4. Step 4: Simplify right side
    3,996,577.44x = 11,918,677,690,057.75
  5. Step 5: Solve for x
    x = 11,918,677,690,057.75/3,996,577.44
  6. Step 6: Final answer
    x = 2,982,221.13

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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.