Home / 11,111,696.40-16,667,544.60-9,907,096.80

Finding the Fourth Proportional to 11,111,696.40, 16,667,544.60 and 9,907,096.80

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Solution

The fourth proportional to 11,111,696.40, 16,667,544.60 and 9,907,096.80 is: 14,860,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,111,696.40 : 16,667,544.60 = 9,907,096.80 : x
  2. Step 2: Convert to fraction form
    11,111,696.40/16,667,544.60 = 9,907,096.80/x
  3. Step 3: Cross multiply
    11,111,696.40x = 16,667,544.60 × 9,907,096.80
  4. Step 4: Simplify right side
    11,111,696.40x = 165,126,977,770,517.28
  5. Step 5: Solve for x
    x = 165,126,977,770,517.28/11,111,696.40
  6. Step 6: Final answer
    x = 14,860,645.20

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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.