Home / 6,227,709.80-9,339,815.10-1,969,183.40

Finding the Fourth Proportional to 6,227,709.80, 9,339,815.10 and 1,969,183.40

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Solution

The fourth proportional to 6,227,709.80, 9,339,815.10 and 1,969,183.40 is: 2,953,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227,709.80 : 9,339,815.10 = 1,969,183.40 : x
  2. Step 2: Convert to fraction form
    6,227,709.80/9,339,815.10 = 1,969,183.40/x
  3. Step 3: Cross multiply
    6,227,709.80x = 9,339,815.10 × 1,969,183.40
  4. Step 4: Simplify right side
    6,227,709.80x = 18,391,808,853,989.34
  5. Step 5: Solve for x
    x = 18,391,808,853,989.34/6,227,709.80
  6. Step 6: Final answer
    x = 2,953,221.88

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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.