Home / 9,530,186-13,151,758.04-5,179,272.20

Finding the Fourth Proportional to 9,530,186, 13,151,758.04 and 5,179,272.20

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Solution

The fourth proportional to 9,530,186, 13,151,758.04 and 5,179,272.20 is: 7,147,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530,186 : 13,151,758.04 = 5,179,272.20 : x
  2. Step 2: Convert to fraction form
    9,530,186/13,151,758.04 = 5,179,272.20/x
  3. Step 3: Cross multiply
    9,530,186x = 13,151,758.04 × 5,179,272.20
  4. Step 4: Simplify right side
    9,530,186x = 68,116,534,797,698.48
  5. Step 5: Solve for x
    x = 68,116,534,797,698.48/9,530,186
  6. Step 6: Final answer
    x = 7,147,450.72

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.