Home / 6,693,086.40-10,039,629.60-1,644,331.20

Finding the Fourth Proportional to 6,693,086.40, 10,039,629.60 and 1,644,331.20

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Solution

The fourth proportional to 6,693,086.40, 10,039,629.60 and 1,644,331.20 is: 2,466,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693,086.40 : 10,039,629.60 = 1,644,331.20 : x
  2. Step 2: Convert to fraction form
    6,693,086.40/10,039,629.60 = 1,644,331.20/x
  3. Step 3: Cross multiply
    6,693,086.40x = 10,039,629.60 × 1,644,331.20
  4. Step 4: Simplify right side
    6,693,086.40x = 16,508,476,187,723.52
  5. Step 5: Solve for x
    x = 16,508,476,187,723.52/6,693,086.40
  6. Step 6: Final answer
    x = 2,466,496.80

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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.