Home / 6,646,090.20-9,969,135.30-5,583,208.20

Finding the Fourth Proportional to 6,646,090.20, 9,969,135.30 and 5,583,208.20

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Solution

The fourth proportional to 6,646,090.20, 9,969,135.30 and 5,583,208.20 is: 8,374,812.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,090.20 : 9,969,135.30 = 5,583,208.20 : x
  2. Step 2: Convert to fraction form
    6,646,090.20/9,969,135.30 = 5,583,208.20/x
  3. Step 3: Cross multiply
    6,646,090.20x = 9,969,135.30 × 5,583,208.20
  4. Step 4: Simplify right side
    6,646,090.20x = 55,659,757,953,869.47
  5. Step 5: Solve for x
    x = 55,659,757,953,869.47/6,646,090.20
  6. Step 6: Final answer
    x = 8,374,812.30

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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.