Home / 11,100,948.39-16,653,799.43-3,320,473.79

Finding the Fourth Proportional to 11,100,948.39, 16,653,799.43 and 3,320,473.79

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Solution

The fourth proportional to 11,100,948.39, 16,653,799.43 and 3,320,473.79 is: 4,981,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100,948.39 : 16,653,799.43 = 3,320,473.79 : x
  2. Step 2: Convert to fraction form
    11,100,948.39/16,653,799.43 = 3,320,473.79/x
  3. Step 3: Cross multiply
    11,100,948.39x = 16,653,799.43 × 3,320,473.79
  4. Step 4: Simplify right side
    11,100,948.39x = 55,298,504,411,360.58
  5. Step 5: Solve for x
    x = 55,298,504,411,360.58/11,100,948.39
  6. Step 6: Final answer
    x = 4,981,421.63

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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.