Home / 6,645,669.70-9,968,504.55-3,286,437.70

Finding the Fourth Proportional to 6,645,669.70, 9,968,504.55 and 3,286,437.70

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Solution

The fourth proportional to 6,645,669.70, 9,968,504.55 and 3,286,437.70 is: 4,929,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,669.70 : 9,968,504.55 = 3,286,437.70 : x
  2. Step 2: Convert to fraction form
    6,645,669.70/9,968,504.55 = 3,286,437.70/x
  3. Step 3: Cross multiply
    6,645,669.70x = 9,968,504.55 × 3,286,437.70
  4. Step 4: Simplify right side
    6,645,669.70x = 32,760,869,165,741.54
  5. Step 5: Solve for x
    x = 32,760,869,165,741.54/6,645,669.70
  6. Step 6: Final answer
    x = 4,929,656.55

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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.