Home / 51,338,165.60-77,006,503.92-12,476,905.76

Finding the Fourth Proportional to 51,338,165.60, 77,006,503.92 and 12,476,905.76

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Solution

The fourth proportional to 51,338,165.60, 77,006,503.92 and 12,476,905.76 is: 18,715,177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,338,165.60 : 77,006,503.92 = 12,476,905.76 : x
  2. Step 2: Convert to fraction form
    51,338,165.60/77,006,503.92 = 12,476,905.76/x
  3. Step 3: Cross multiply
    51,338,165.60x = 77,006,503.92 × 12,476,905.76
  4. Step 4: Simplify right side
    51,338,165.60x = 960,802,892,316,910.62
  5. Step 5: Solve for x
    x = 960,802,892,316,910.62/51,338,165.60
  6. Step 6: Final answer
    x = 18,715,177.71

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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.