Home / 13,940,866.13-20,919,490.79-5,853,219.84

Finding the Fourth Proportional to 13,940,866.13, 20,919,490.79 and 5,853,219.84

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Solution

The fourth proportional to 13,940,866.13, 20,919,490.79 and 5,853,219.84 is: 8,783,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940,866.13 : 20,919,490.79 = 5,853,219.84 : x
  2. Step 2: Convert to fraction form
    13,940,866.13/20,919,490.79 = 5,853,219.84/x
  3. Step 3: Cross multiply
    13,940,866.13x = 20,919,490.79 × 5,853,219.84
  4. Step 4: Simplify right side
    13,940,866.13x = 122,446,378,505,459.17
  5. Step 5: Solve for x
    x = 122,446,378,505,459.17/13,940,866.13
  6. Step 6: Final answer
    x = 8,783,269.09

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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.