Home / 11,990,286-16,546,595.04-6,557,778

Finding the Fourth Proportional to 11,990,286, 16,546,595.04 and 6,557,778

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Solution

The fourth proportional to 11,990,286, 16,546,595.04 and 6,557,778 is: 9,049,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990,286 : 16,546,595.04 = 6,557,778 : x
  2. Step 2: Convert to fraction form
    11,990,286/16,546,595.04 = 6,557,778/x
  3. Step 3: Cross multiply
    11,990,286x = 16,546,595.04 × 6,557,778
  4. Step 4: Simplify right side
    11,990,286x = 108,508,896,928,221.11
  5. Step 5: Solve for x
    x = 108,508,896,928,221.11/11,990,286
  6. Step 6: Final answer
    x = 9,049,733.84

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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.