Home / 6,467,115.10-9,700,672.65-2,205,867.10

Finding the Fourth Proportional to 6,467,115.10, 9,700,672.65 and 2,205,867.10

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Solution

The fourth proportional to 6,467,115.10, 9,700,672.65 and 2,205,867.10 is: 3,308,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467,115.10 : 9,700,672.65 = 2,205,867.10 : x
  2. Step 2: Convert to fraction form
    6,467,115.10/9,700,672.65 = 2,205,867.10/x
  3. Step 3: Cross multiply
    6,467,115.10x = 9,700,672.65 × 2,205,867.10
  4. Step 4: Simplify right side
    6,467,115.10x = 21,398,394,646,504.82
  5. Step 5: Solve for x
    x = 21,398,394,646,504.82/6,467,115.10
  6. Step 6: Final answer
    x = 3,308,800.65

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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.