Home / 18,305,704.61-27,296,823.94-18,141,400.77

Finding the Fourth Proportional to 18,305,704.61, 27,296,823.94 and 18,141,400.77

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Solution

The fourth proportional to 18,305,704.61, 27,296,823.94 and 18,141,400.77 is: 27,051,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305,704.61 : 27,296,823.94 = 18,141,400.77 : x
  2. Step 2: Convert to fraction form
    18,305,704.61/27,296,823.94 = 18,141,400.77/x
  3. Step 3: Cross multiply
    18,305,704.61x = 27,296,823.94 × 18,141,400.77
  4. Step 4: Simplify right side
    18,305,704.61x = 495,202,622,951,543.88
  5. Step 5: Solve for x
    x = 495,202,622,951,543.88/18,305,704.61
  6. Step 6: Final answer
    x = 27,051,819.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.