Home / 8,119,842.72-11,204,857.44-4,448,754.24

Finding the Fourth Proportional to 8,119,842.72, 11,204,857.44 and 4,448,754.24

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Solution

The fourth proportional to 8,119,842.72, 11,204,857.44 and 4,448,754.24 is: 6,138,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,842.72 : 11,204,857.44 = 4,448,754.24 : x
  2. Step 2: Convert to fraction form
    8,119,842.72/11,204,857.44 = 4,448,754.24/x
  3. Step 3: Cross multiply
    8,119,842.72x = 11,204,857.44 × 4,448,754.24
  4. Step 4: Simplify right side
    8,119,842.72x = 49,847,657,044,795.55
  5. Step 5: Solve for x
    x = 49,847,657,044,795.55/8,119,842.72
  6. Step 6: Final answer
    x = 6,138,992.93

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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.