Home / 13,081,410.20-19,622,115.30-8,042,562.20

Finding the Fourth Proportional to 13,081,410.20, 19,622,115.30 and 8,042,562.20

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Solution

The fourth proportional to 13,081,410.20, 19,622,115.30 and 8,042,562.20 is: 12,063,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,410.20 : 19,622,115.30 = 8,042,562.20 : x
  2. Step 2: Convert to fraction form
    13,081,410.20/19,622,115.30 = 8,042,562.20/x
  3. Step 3: Cross multiply
    13,081,410.20x = 19,622,115.30 × 8,042,562.20
  4. Step 4: Simplify right side
    13,081,410.20x = 157,812,082,795,821.66
  5. Step 5: Solve for x
    x = 157,812,082,795,821.66/13,081,410.20
  6. Step 6: Final answer
    x = 12,063,843.30

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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.