Home / 10,650,012.20-15,977,351.10-4,258,658.60

Finding the Fourth Proportional to 10,650,012.20, 15,977,351.10 and 4,258,658.60

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Solution

The fourth proportional to 10,650,012.20, 15,977,351.10 and 4,258,658.60 is: 6,388,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650,012.20 : 15,977,351.10 = 4,258,658.60 : x
  2. Step 2: Convert to fraction form
    10,650,012.20/15,977,351.10 = 4,258,658.60/x
  3. Step 3: Cross multiply
    10,650,012.20x = 15,977,351.10 × 4,258,658.60
  4. Step 4: Simplify right side
    10,650,012.20x = 68,042,083,667,234.45
  5. Step 5: Solve for x
    x = 68,042,083,667,234.45/10,650,012.20
  6. Step 6: Final answer
    x = 6,388,920.73

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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.