Home / 11,166,504.70-16,749,757.05-3,986,146.30

Finding the Fourth Proportional to 11,166,504.70, 16,749,757.05 and 3,986,146.30

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Solution

The fourth proportional to 11,166,504.70, 16,749,757.05 and 3,986,146.30 is: 5,979,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166,504.70 : 16,749,757.05 = 3,986,146.30 : x
  2. Step 2: Convert to fraction form
    11,166,504.70/16,749,757.05 = 3,986,146.30/x
  3. Step 3: Cross multiply
    11,166,504.70x = 16,749,757.05 × 3,986,146.30
  4. Step 4: Simplify right side
    11,166,504.70x = 66,766,982,090,756.41
  5. Step 5: Solve for x
    x = 66,766,982,090,756.41/11,166,504.70
  6. Step 6: Final answer
    x = 5,979,219.45

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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.