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Finding the Fourth Proportional to 18,100,365.29, 24,978,504.09 and 9,951,603.29

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Solution

The fourth proportional to 18,100,365.29, 24,978,504.09 and 9,951,603.29 is: 13,733,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100,365.29 : 24,978,504.09 = 9,951,603.29 : x
  2. Step 2: Convert to fraction form
    18,100,365.29/24,978,504.09 = 9,951,603.29/x
  3. Step 3: Cross multiply
    18,100,365.29x = 24,978,504.09 × 9,951,603.29
  4. Step 4: Simplify right side
    18,100,365.29x = 248,576,163,356,429.94
  5. Step 5: Solve for x
    x = 248,576,163,356,429.94/18,100,365.29
  6. Step 6: Final answer
    x = 13,733,212.53

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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.