Home / 4,266,003.10-6,399,004.65-4,147,905.10

Finding the Fourth Proportional to 4,266,003.10, 6,399,004.65 and 4,147,905.10

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Solution

The fourth proportional to 4,266,003.10, 6,399,004.65 and 4,147,905.10 is: 6,221,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266,003.10 : 6,399,004.65 = 4,147,905.10 : x
  2. Step 2: Convert to fraction form
    4,266,003.10/6,399,004.65 = 4,147,905.10/x
  3. Step 3: Cross multiply
    4,266,003.10x = 6,399,004.65 × 4,147,905.10
  4. Step 4: Simplify right side
    4,266,003.10x = 26,542,464,022,658.72
  5. Step 5: Solve for x
    x = 26,542,464,022,658.72/4,266,003.10
  6. Step 6: Final answer
    x = 6,221,857.65

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Double scale
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Similar ratio
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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.