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Finding the Third Proportional to 5,326,860 and 11,739,516

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Solution

The third proportional to 5,326,860 and 11,739,516 is: 25,871,946.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,860 : 11,739,516 = 11,739,516 : x
  2. Step 2: Convert to fraction form
    5,326,860/11,739,516 = 11,739,516/x
  3. Step 3: Cross multiply
    5,326,860x = 11,739,516 × 11,739,516
  4. Step 4: Simplify right side
    5,326,860x = 137,816,235,914,256
  5. Step 5: Solve for x
    x = 137,816,235,914,256/5,326,860
  6. Step 6: Final answer
    x = 25,871,946.31

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.