Home / 11,462,286.47-15,816,514.25-7,749,191.93

Finding the Fourth Proportional to 11,462,286.47, 15,816,514.25 and 7,749,191.93

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Solution

The fourth proportional to 11,462,286.47, 15,816,514.25 and 7,749,191.93 is: 10,692,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462,286.47 : 15,816,514.25 = 7,749,191.93 : x
  2. Step 2: Convert to fraction form
    11,462,286.47/15,816,514.25 = 7,749,191.93/x
  3. Step 3: Cross multiply
    11,462,286.47x = 15,816,514.25 × 7,749,191.93
  4. Step 4: Simplify right side
    11,462,286.47x = 122,565,204,527,120.41
  5. Step 5: Solve for x
    x = 122,565,204,527,120.41/11,462,286.47
  6. Step 6: Final answer
    x = 10,692,910.61

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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.