Home / 5,515,745.40-8,273,618.10-1,729,222.20

Finding the Fourth Proportional to 5,515,745.40, 8,273,618.10 and 1,729,222.20

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Solution

The fourth proportional to 5,515,745.40, 8,273,618.10 and 1,729,222.20 is: 2,593,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,745.40 : 8,273,618.10 = 1,729,222.20 : x
  2. Step 2: Convert to fraction form
    5,515,745.40/8,273,618.10 = 1,729,222.20/x
  3. Step 3: Cross multiply
    5,515,745.40x = 8,273,618.10 × 1,729,222.20
  4. Step 4: Simplify right side
    5,515,745.40x = 14,306,924,092,841.82
  5. Step 5: Solve for x
    x = 14,306,924,092,841.82/5,515,745.40
  6. Step 6: Final answer
    x = 2,593,833.30

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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.