Home / 5,538,019.90-8,307,029.85-3,261,207.10

Finding the Fourth Proportional to 5,538,019.90, 8,307,029.85 and 3,261,207.10

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Solution

The fourth proportional to 5,538,019.90, 8,307,029.85 and 3,261,207.10 is: 4,891,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,019.90 : 8,307,029.85 = 3,261,207.10 : x
  2. Step 2: Convert to fraction form
    5,538,019.90/8,307,029.85 = 3,261,207.10/x
  3. Step 3: Cross multiply
    5,538,019.90x = 8,307,029.85 × 3,261,207.10
  4. Step 4: Simplify right side
    5,538,019.90x = 27,090,944,726,731.93
  5. Step 5: Solve for x
    x = 27,090,944,726,731.93/5,538,019.90
  6. Step 6: Final answer
    x = 4,891,810.65

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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.