Home / 8,305,510.20-12,444,851.70-4,700,556.60

Finding the Fourth Proportional to 8,305,510.20, 12,444,851.70 and 4,700,556.60

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Solution

The fourth proportional to 8,305,510.20, 12,444,851.70 and 4,700,556.60 is: 7,043,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,510.20 : 12,444,851.70 = 4,700,556.60 : x
  2. Step 2: Convert to fraction form
    8,305,510.20/12,444,851.70 = 4,700,556.60/x
  3. Step 3: Cross multiply
    8,305,510.20x = 12,444,851.70 × 4,700,556.60
  4. Step 4: Simplify right side
    8,305,510.20x = 58,497,729,794,456.21
  5. Step 5: Solve for x
    x = 58,497,729,794,456.21/8,305,510.20
  6. Step 6: Final answer
    x = 7,043,243.39

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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.