Home / 11,874,751-16,388,699.97-6,649,748.44

Finding the Fourth Proportional to 11,874,751, 16,388,699.97 and 6,649,748.44

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Solution

The fourth proportional to 11,874,751, 16,388,699.97 and 6,649,748.44 is: 9,177,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,751 : 16,388,699.97 = 6,649,748.44 : x
  2. Step 2: Convert to fraction form
    11,874,751/16,388,699.97 = 6,649,748.44/x
  3. Step 3: Cross multiply
    11,874,751x = 16,388,699.97 × 6,649,748.44
  4. Step 4: Simplify right side
    11,874,751x = 108,980,732,059,135.56
  5. Step 5: Solve for x
    x = 108,980,732,059,135.56/11,874,751
  6. Step 6: Final answer
    x = 9,177,517.24

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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.