Home / 6,810,289.56-9,397,744.64-3,909,277.80

Finding the Fourth Proportional to 6,810,289.56, 9,397,744.64 and 3,909,277.80

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Solution

The fourth proportional to 6,810,289.56, 9,397,744.64 and 3,909,277.80 is: 5,394,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810,289.56 : 9,397,744.64 = 3,909,277.80 : x
  2. Step 2: Convert to fraction form
    6,810,289.56/9,397,744.64 = 3,909,277.80/x
  3. Step 3: Cross multiply
    6,810,289.56x = 9,397,744.64 × 3,909,277.80
  4. Step 4: Simplify right side
    6,810,289.56x = 36,738,394,491,220.99
  5. Step 5: Solve for x
    x = 36,738,394,491,220.99/6,810,289.56
  6. Step 6: Final answer
    x = 5,394,542.21

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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.