Home / 10,770,354.09-14,861,055.87-6,419,845.22

Finding the Fourth Proportional to 10,770,354.09, 14,861,055.87 and 6,419,845.22

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Solution

The fourth proportional to 10,770,354.09, 14,861,055.87 and 6,419,845.22 is: 8,858,174.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770,354.09 : 14,861,055.87 = 6,419,845.22 : x
  2. Step 2: Convert to fraction form
    10,770,354.09/14,861,055.87 = 6,419,845.22/x
  3. Step 3: Cross multiply
    10,770,354.09x = 14,861,055.87 × 6,419,845.22
  4. Step 4: Simplify right side
    10,770,354.09x = 95,405,678,416,867.16
  5. Step 5: Solve for x
    x = 95,405,678,416,867.16/10,770,354.09
  6. Step 6: Final answer
    x = 8,858,174.73

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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.