Home / 7,198,223.20-10,789,040.40-2,935,592.80

Finding the Fourth Proportional to 7,198,223.20, 10,789,040.40 and 2,935,592.80

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Solution

The fourth proportional to 7,198,223.20, 10,789,040.40 and 2,935,592.80 is: 4,400,006.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,223.20 : 10,789,040.40 = 2,935,592.80 : x
  2. Step 2: Convert to fraction form
    7,198,223.20/10,789,040.40 = 2,935,592.80/x
  3. Step 3: Cross multiply
    7,198,223.20x = 10,789,040.40 × 2,935,592.80
  4. Step 4: Simplify right side
    7,198,223.20x = 31,672,229,317,149.12
  5. Step 5: Solve for x
    x = 31,672,229,317,149.12/7,198,223.20
  6. Step 6: Final answer
    x = 4,400,006.56

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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.