Home / 6,511,213.60-9,766,820.40-4,268,653.60

Finding the Fourth Proportional to 6,511,213.60, 9,766,820.40 and 4,268,653.60

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Solution

The fourth proportional to 6,511,213.60, 9,766,820.40 and 4,268,653.60 is: 6,402,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,213.60 : 9,766,820.40 = 4,268,653.60 : x
  2. Step 2: Convert to fraction form
    6,511,213.60/9,766,820.40 = 4,268,653.60/x
  3. Step 3: Cross multiply
    6,511,213.60x = 9,766,820.40 × 4,268,653.60
  4. Step 4: Simplify right side
    6,511,213.60x = 41,691,173,061,013.44
  5. Step 5: Solve for x
    x = 41,691,173,061,013.44/6,511,213.60
  6. Step 6: Final answer
    x = 6,402,980.40

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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.