Home / 29,007,755.15-43,516,589.92-11,959,108.43

Finding the Fourth Proportional to 29,007,755.15, 43,516,589.92 and 11,959,108.43

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Solution

The fourth proportional to 29,007,755.15, 43,516,589.92 and 11,959,108.43 is: 17,940,706.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007,755.15 : 43,516,589.92 = 11,959,108.43 : x
  2. Step 2: Convert to fraction form
    29,007,755.15/43,516,589.92 = 11,959,108.43/x
  3. Step 3: Cross multiply
    29,007,755.15x = 43,516,589.92 × 11,959,108.43
  4. Step 4: Simplify right side
    29,007,755.15x = 520,419,617,109,644.31
  5. Step 5: Solve for x
    x = 520,419,617,109,644.31/29,007,755.15
  6. Step 6: Final answer
    x = 17,940,706.36

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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.