Home / 11,014,107.78-16,521,161.54-4,189,104.30

Finding the Fourth Proportional to 11,014,107.78, 16,521,161.54 and 4,189,104.30

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Solution

The fourth proportional to 11,014,107.78, 16,521,161.54 and 4,189,104.30 is: 6,283,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014,107.78 : 16,521,161.54 = 4,189,104.30 : x
  2. Step 2: Convert to fraction form
    11,014,107.78/16,521,161.54 = 4,189,104.30/x
  3. Step 3: Cross multiply
    11,014,107.78x = 16,521,161.54 × 4,189,104.30
  4. Step 4: Simplify right side
    11,014,107.78x = 69,208,868,848,208.62
  5. Step 5: Solve for x
    x = 69,208,868,848,208.62/11,014,107.78
  6. Step 6: Final answer
    x = 6,283,656.40

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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.