Home / 18,110,079.72-27,162,166.30-5,327,594.60

Finding the Fourth Proportional to 18,110,079.72, 27,162,166.30 and 5,327,594.60

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Solution

The fourth proportional to 18,110,079.72, 27,162,166.30 and 5,327,594.60 is: 7,990,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110,079.72 : 27,162,166.30 = 5,327,594.60 : x
  2. Step 2: Convert to fraction form
    18,110,079.72/27,162,166.30 = 5,327,594.60/x
  3. Step 3: Cross multiply
    18,110,079.72x = 27,162,166.30 × 5,327,594.60
  4. Step 4: Simplify right side
    18,110,079.72x = 144,709,010,504,181.97
  5. Step 5: Solve for x
    x = 144,709,010,504,181.97/18,110,079.72
  6. Step 6: Final answer
    x = 7,990,523.11

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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.