Home / 13,601,338-18,769,846.44-7,489,751.92

Finding the Fourth Proportional to 13,601,338, 18,769,846.44 and 7,489,751.92

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Solution

The fourth proportional to 13,601,338, 18,769,846.44 and 7,489,751.92 is: 10,335,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601,338 : 18,769,846.44 = 7,489,751.92 : x
  2. Step 2: Convert to fraction form
    13,601,338/18,769,846.44 = 7,489,751.92/x
  3. Step 3: Cross multiply
    13,601,338x = 18,769,846.44 × 7,489,751.92
  4. Step 4: Simplify right side
    13,601,338x = 140,581,493,412,095.17
  5. Step 5: Solve for x
    x = 140,581,493,412,095.17/13,601,338
  6. Step 6: Final answer
    x = 10,335,857.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.