Home / 6,645,651.45-9,968,477.18-3,286,419.45

Finding the Fourth Proportional to 6,645,651.45, 9,968,477.18 and 3,286,419.45

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Solution

The fourth proportional to 6,645,651.45, 9,968,477.18 and 3,286,419.45 is: 4,929,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,651.45 : 9,968,477.18 = 3,286,419.45 : x
  2. Step 2: Convert to fraction form
    6,645,651.45/9,968,477.18 = 3,286,419.45/x
  3. Step 3: Cross multiply
    6,645,651.45x = 9,968,477.18 × 3,286,419.45
  4. Step 4: Simplify right side
    6,645,651.45x = 32,760,597,291,233.15
  5. Step 5: Solve for x
    x = 32,760,597,291,233.15/6,645,651.45
  6. Step 6: Final answer
    x = 4,929,629.18

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Half scale
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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.