Home / 7,379,855.52-11,069,857.53-2,587,660.11

Finding the Fourth Proportional to 7,379,855.52, 11,069,857.53 and 2,587,660.11

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Solution

The fourth proportional to 7,379,855.52, 11,069,857.53 and 2,587,660.11 is: 3,881,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,855.52 : 11,069,857.53 = 2,587,660.11 : x
  2. Step 2: Convert to fraction form
    7,379,855.52/11,069,857.53 = 2,587,660.11/x
  3. Step 3: Cross multiply
    7,379,855.52x = 11,069,857.53 × 2,587,660.11
  4. Step 4: Simplify right side
    7,379,855.52x = 28,645,028,753,764.12
  5. Step 5: Solve for x
    x = 28,645,028,753,764.12/7,379,855.52
  6. Step 6: Final answer
    x = 3,881,516.20

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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.