Home / 8,170,711.80-12,256,067.70-6,576,388.80

Finding the Fourth Proportional to 8,170,711.80, 12,256,067.70 and 6,576,388.80

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Solution

The fourth proportional to 8,170,711.80, 12,256,067.70 and 6,576,388.80 is: 9,864,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170,711.80 : 12,256,067.70 = 6,576,388.80 : x
  2. Step 2: Convert to fraction form
    8,170,711.80/12,256,067.70 = 6,576,388.80/x
  3. Step 3: Cross multiply
    8,170,711.80x = 12,256,067.70 × 6,576,388.80
  4. Step 4: Simplify right side
    8,170,711.80x = 80,600,666,354,321.75
  5. Step 5: Solve for x
    x = 80,600,666,354,321.75/8,170,711.80
  6. Step 6: Final answer
    x = 9,864,583.20

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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.