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Finding the Third Proportional to 5,392,377 and 11,736,990

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Solution

The third proportional to 5,392,377 and 11,736,990 is: 25,546,606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,377 : 11,736,990 = 11,736,990 : x
  2. Step 2: Convert to fraction form
    5,392,377/11,736,990 = 11,736,990/x
  3. Step 3: Cross multiply
    5,392,377x = 11,736,990 × 11,736,990
  4. Step 4: Simplify right side
    5,392,377x = 137,756,934,260,100
  5. Step 5: Solve for x
    x = 137,756,934,260,100/5,392,377
  6. Step 6: Final answer
    x = 25,546,606.67

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.