Home / 20,180,284.52-27,848,784.96-11,012,927.27

Finding the Fourth Proportional to 20,180,284.52, 27,848,784.96 and 11,012,927.27

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Solution

The fourth proportional to 20,180,284.52, 27,848,784.96 and 11,012,927.27 is: 15,197,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180,284.52 : 27,848,784.96 = 11,012,927.27 : x
  2. Step 2: Convert to fraction form
    20,180,284.52/27,848,784.96 = 11,012,927.27/x
  3. Step 3: Cross multiply
    20,180,284.52x = 27,848,784.96 × 11,012,927.27
  4. Step 4: Simplify right side
    20,180,284.52x = 306,696,643,183,105.94
  5. Step 5: Solve for x
    x = 306,696,643,183,105.94/20,180,284.52
  6. Step 6: Final answer
    x = 15,197,835.44

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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.