Home / 22,139,620.29-33,219,021.84-11,892,524.43

Finding the Fourth Proportional to 22,139,620.29, 33,219,021.84 and 11,892,524.43

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Solution

The fourth proportional to 22,139,620.29, 33,219,021.84 and 11,892,524.43 is: 17,843,938.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139,620.29 : 33,219,021.84 = 11,892,524.43 : x
  2. Step 2: Convert to fraction form
    22,139,620.29/33,219,021.84 = 11,892,524.43/x
  3. Step 3: Cross multiply
    22,139,620.29x = 33,219,021.84 × 11,892,524.43
  4. Step 4: Simplify right side
    22,139,620.29x = 395,058,028,772,903.56
  5. Step 5: Solve for x
    x = 395,058,028,772,903.56/22,139,620.29
  6. Step 6: Final answer
    x = 17,843,938.77

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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.