Home / 20,068,947.11-27,695,906.85-11,248,559.96

Finding the Fourth Proportional to 20,068,947.11, 27,695,906.85 and 11,248,559.96

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Solution

The fourth proportional to 20,068,947.11, 27,695,906.85 and 11,248,559.96 is: 15,523,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068,947.11 : 27,695,906.85 = 11,248,559.96 : x
  2. Step 2: Convert to fraction form
    20,068,947.11/27,695,906.85 = 11,248,559.96/x
  3. Step 3: Cross multiply
    20,068,947.11x = 27,695,906.85 × 11,248,559.96
  4. Step 4: Simplify right side
    20,068,947.11x = 311,539,068,848,799.75
  5. Step 5: Solve for x
    x = 311,539,068,848,799.75/20,068,947.11
  6. Step 6: Final answer
    x = 15,523,438.63

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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.