Home / 51,338,150.60-77,006,481.42-12,476,890.76

Finding the Fourth Proportional to 51,338,150.60, 77,006,481.42 and 12,476,890.76

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Solution

The fourth proportional to 51,338,150.60, 77,006,481.42 and 12,476,890.76 is: 18,715,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,338,150.60 : 77,006,481.42 = 12,476,890.76 : x
  2. Step 2: Convert to fraction form
    51,338,150.60/77,006,481.42 = 12,476,890.76/x
  3. Step 3: Cross multiply
    51,338,150.60x = 77,006,481.42 × 12,476,890.76
  4. Step 4: Simplify right side
    51,338,150.60x = 960,801,456,489,309.62
  5. Step 5: Solve for x
    x = 960,801,456,489,309.62/51,338,150.60
  6. Step 6: Final answer
    x = 18,715,155.21

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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.