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Finding the Third Proportional to 13,173,811 and 28,546,736

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Solution

The third proportional to 13,173,811 and 28,546,736 is: 61,858,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173,811 : 28,546,736 = 28,546,736 : x
  2. Step 2: Convert to fraction form
    13,173,811/28,546,736 = 28,546,736/x
  3. Step 3: Cross multiply
    13,173,811x = 28,546,736 × 28,546,736
  4. Step 4: Simplify right side
    13,173,811x = 814,916,136,253,696
  5. Step 5: Solve for x
    x = 814,916,136,253,696/13,173,811
  6. Step 6: Final answer
    x = 61,858,799.72

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.