Home / 6,645,118.40-9,967,677.60-6,582,132.80

Finding the Fourth Proportional to 6,645,118.40, 9,967,677.60 and 6,582,132.80

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Solution

The fourth proportional to 6,645,118.40, 9,967,677.60 and 6,582,132.80 is: 9,873,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,118.40 : 9,967,677.60 = 6,582,132.80 : x
  2. Step 2: Convert to fraction form
    6,645,118.40/9,967,677.60 = 6,582,132.80/x
  3. Step 3: Cross multiply
    6,645,118.40x = 9,967,677.60 × 6,582,132.80
  4. Step 4: Simplify right side
    6,645,118.40x = 65,608,577,670,785.27
  5. Step 5: Solve for x
    x = 65,608,577,670,785.27/6,645,118.40
  6. Step 6: Final answer
    x = 9,873,199.20

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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.