Home / 11,550,986.76-15,940,487.70-6,394,434.42

Finding the Fourth Proportional to 11,550,986.76, 15,940,487.70 and 6,394,434.42

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Solution

The fourth proportional to 11,550,986.76, 15,940,487.70 and 6,394,434.42 is: 8,824,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550,986.76 : 15,940,487.70 = 6,394,434.42 : x
  2. Step 2: Convert to fraction form
    11,550,986.76/15,940,487.70 = 6,394,434.42/x
  3. Step 3: Cross multiply
    11,550,986.76x = 15,940,487.70 × 6,394,434.42
  4. Step 4: Simplify right side
    11,550,986.76x = 101,930,403,220,466.62
  5. Step 5: Solve for x
    x = 101,930,403,220,466.62/11,550,986.76
  6. Step 6: Final answer
    x = 8,824,389.24

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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.