Home / 11,618,620.94-17,411,987.57-7,351,149.71

Finding the Fourth Proportional to 11,618,620.94, 17,411,987.57 and 7,351,149.71

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Solution

The fourth proportional to 11,618,620.94, 17,411,987.57 and 7,351,149.71 is: 11,016,636.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,620.94 : 17,411,987.57 = 7,351,149.71 : x
  2. Step 2: Convert to fraction form
    11,618,620.94/17,411,987.57 = 7,351,149.71/x
  3. Step 3: Cross multiply
    11,618,620.94x = 17,411,987.57 × 7,351,149.71
  4. Step 4: Simplify right side
    11,618,620.94x = 127,998,127,251,913.42
  5. Step 5: Solve for x
    x = 127,998,127,251,913.42/11,618,620.94
  6. Step 6: Final answer
    x = 11,016,636.83

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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.