Home / 11,028,609.40-16,542,914.10-8,194,257.40

Finding the Fourth Proportional to 11,028,609.40, 16,542,914.10 and 8,194,257.40

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Solution

The fourth proportional to 11,028,609.40, 16,542,914.10 and 8,194,257.40 is: 12,291,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028,609.40 : 16,542,914.10 = 8,194,257.40 : x
  2. Step 2: Convert to fraction form
    11,028,609.40/16,542,914.10 = 8,194,257.40/x
  3. Step 3: Cross multiply
    11,028,609.40x = 16,542,914.10 × 8,194,257.40
  4. Step 4: Simplify right side
    11,028,609.40x = 135,556,896,281,489.34
  5. Step 5: Solve for x
    x = 135,556,896,281,489.34/11,028,609.40
  6. Step 6: Final answer
    x = 12,291,386.10

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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.