Home / 62,821,605.78-86,665,481.28-36,704,380.50

Finding the Fourth Proportional to 62,821,605.78, 86,665,481.28 and 36,704,380.50

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Solution

The fourth proportional to 62,821,605.78, 86,665,481.28 and 36,704,380.50 is: 50,635,490.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,821,605.78 : 86,665,481.28 = 36,704,380.50 : x
  2. Step 2: Convert to fraction form
    62,821,605.78/86,665,481.28 = 36,704,380.50/x
  3. Step 3: Cross multiply
    62,821,605.78x = 86,665,481.28 × 36,704,380.50
  4. Step 4: Simplify right side
    62,821,605.78x = 3,181,002,801,116,747
  5. Step 5: Solve for x
    x = 3,181,002,801,116,747/62,821,605.78
  6. Step 6: Final answer
    x = 50,635,490.16

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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.