Home / 11,801,961.40-17,702,942.10-11,633,999.80

Finding the Fourth Proportional to 11,801,961.40, 17,702,942.10 and 11,633,999.80

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Solution

The fourth proportional to 11,801,961.40, 17,702,942.10 and 11,633,999.80 is: 17,450,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801,961.40 : 17,702,942.10 = 11,633,999.80 : x
  2. Step 2: Convert to fraction form
    11,801,961.40/17,702,942.10 = 11,633,999.80/x
  3. Step 3: Cross multiply
    11,801,961.40x = 17,702,942.10 × 11,633,999.80
  4. Step 4: Simplify right side
    11,801,961.40x = 205,956,024,850,811.62
  5. Step 5: Solve for x
    x = 205,956,024,850,811.62/11,801,961.40
  6. Step 6: Final answer
    x = 17,450,999.70

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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.