Home / 40,536,586.05-55,940,542.70-21,951,758.27

Finding the Fourth Proportional to 40,536,586.05, 55,940,542.70 and 21,951,758.27

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Solution

The fourth proportional to 40,536,586.05, 55,940,542.70 and 21,951,758.27 is: 30,293,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,536,586.05 : 55,940,542.70 = 21,951,758.27 : x
  2. Step 2: Convert to fraction form
    40,536,586.05/55,940,542.70 = 21,951,758.27/x
  3. Step 3: Cross multiply
    40,536,586.05x = 55,940,542.70 × 21,951,758.27
  4. Step 4: Simplify right side
    40,536,586.05x = 1,227,993,270,453,551.75
  5. Step 5: Solve for x
    x = 1,227,993,270,453,551.75/40,536,586.05
  6. Step 6: Final answer
    x = 30,293,455.62

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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.