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Finding the Third Proportional to 6,221,500 and 12,939,628

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Solution

The third proportional to 6,221,500 and 12,939,628 is: 26,912,155.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,500 : 12,939,628 = 12,939,628 : x
  2. Step 2: Convert to fraction form
    6,221,500/12,939,628 = 12,939,628/x
  3. Step 3: Cross multiply
    6,221,500x = 12,939,628 × 12,939,628
  4. Step 4: Simplify right side
    6,221,500x = 167,433,972,778,384
  5. Step 5: Solve for x
    x = 167,433,972,778,384/6,221,500
  6. Step 6: Final answer
    x = 26,912,155.07

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.