Home / 6,384,609.70-9,576,914.55-4,247,764.90

Finding the Fourth Proportional to 6,384,609.70, 9,576,914.55 and 4,247,764.90

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Solution

The fourth proportional to 6,384,609.70, 9,576,914.55 and 4,247,764.90 is: 6,371,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,609.70 : 9,576,914.55 = 4,247,764.90 : x
  2. Step 2: Convert to fraction form
    6,384,609.70/9,576,914.55 = 4,247,764.90/x
  3. Step 3: Cross multiply
    6,384,609.70x = 9,576,914.55 × 4,247,764.90
  4. Step 4: Simplify right side
    6,384,609.70x = 40,680,481,475,789.30
  5. Step 5: Solve for x
    x = 40,680,481,475,789.30/6,384,609.70
  6. Step 6: Final answer
    x = 6,371,647.35

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1.5x scale

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.