Home / 21,960,003.20-32,940,004.80-6,815,465.60

Finding the Fourth Proportional to 21,960,003.20, 32,940,004.80 and 6,815,465.60

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Solution

The fourth proportional to 21,960,003.20, 32,940,004.80 and 6,815,465.60 is: 10,223,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960,003.20 : 32,940,004.80 = 6,815,465.60 : x
  2. Step 2: Convert to fraction form
    21,960,003.20/32,940,004.80 = 6,815,465.60/x
  3. Step 3: Cross multiply
    21,960,003.20x = 32,940,004.80 × 6,815,465.60
  4. Step 4: Simplify right side
    21,960,003.20x = 224,501,469,578,234.88
  5. Step 5: Solve for x
    x = 224,501,469,578,234.88/21,960,003.20
  6. Step 6: Final answer
    x = 10,223,198.40

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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.