Home / 40,536,562.05-55,940,509.56-21,951,734.22

Finding the Fourth Proportional to 40,536,562.05, 55,940,509.56 and 21,951,734.22

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Solution

The fourth proportional to 40,536,562.05, 55,940,509.56 and 21,951,734.22 is: 30,293,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,536,562.05 : 55,940,509.56 = 21,951,734.22 : x
  2. Step 2: Convert to fraction form
    40,536,562.05/55,940,509.56 = 21,951,734.22/x
  3. Step 3: Cross multiply
    40,536,562.05x = 55,940,509.56 × 21,951,734.22
  4. Step 4: Simplify right side
    40,536,562.05x = 1,227,991,197,992,489.25
  5. Step 5: Solve for x
    x = 1,227,991,197,992,489.25/40,536,562.05
  6. Step 6: Final answer
    x = 30,293,422.43

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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.