Home / 11,122,921.20-16,678,286.15-3,444,434.40

Finding the Fourth Proportional to 11,122,921.20, 16,678,286.15 and 3,444,434.40

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Solution

The fourth proportional to 11,122,921.20, 16,678,286.15 and 3,444,434.40 is: 5,164,763.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,921.20 : 16,678,286.15 = 3,444,434.40 : x
  2. Step 2: Convert to fraction form
    11,122,921.20/16,678,286.15 = 3,444,434.40/x
  3. Step 3: Cross multiply
    11,122,921.20x = 16,678,286.15 × 3,444,434.40
  4. Step 4: Simplify right side
    11,122,921.20x = 57,447,262,530,881.38
  5. Step 5: Solve for x
    x = 57,447,262,530,881.38/11,122,921.20
  6. Step 6: Final answer
    x = 5,164,763.96

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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.