Home / 6,645,666.20-9,968,499.30-3,286,434.20

Finding the Fourth Proportional to 6,645,666.20, 9,968,499.30 and 3,286,434.20

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Solution

The fourth proportional to 6,645,666.20, 9,968,499.30 and 3,286,434.20 is: 4,929,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,666.20 : 9,968,499.30 = 3,286,434.20 : x
  2. Step 2: Convert to fraction form
    6,645,666.20/9,968,499.30 = 3,286,434.20/x
  3. Step 3: Cross multiply
    6,645,666.20x = 9,968,499.30 × 3,286,434.20
  4. Step 4: Simplify right side
    6,645,666.20x = 32,760,817,022,196.06
  5. Step 5: Solve for x
    x = 32,760,817,022,196.06/6,645,666.20
  6. Step 6: Final answer
    x = 4,929,651.30

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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.