Home / 12,824,477.70-19,236,716.58-3,239,883.78

Finding the Fourth Proportional to 12,824,477.70, 19,236,716.58 and 3,239,883.78

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Solution

The fourth proportional to 12,824,477.70, 19,236,716.58 and 3,239,883.78 is: 4,859,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824,477.70 : 19,236,716.58 = 3,239,883.78 : x
  2. Step 2: Convert to fraction form
    12,824,477.70/19,236,716.58 = 3,239,883.78/x
  3. Step 3: Cross multiply
    12,824,477.70x = 19,236,716.58 × 3,239,883.78
  4. Step 4: Simplify right side
    12,824,477.70x = 62,324,726,027,999.06
  5. Step 5: Solve for x
    x = 62,324,726,027,999.06/12,824,477.70
  6. Step 6: Final answer
    x = 4,859,825.68

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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.