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Finding the Third Proportional to 6,221,416 and 12,939,464

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Solution

The third proportional to 6,221,416 and 12,939,464 is: 26,911,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,416 : 12,939,464 = 12,939,464 : x
  2. Step 2: Convert to fraction form
    6,221,416/12,939,464 = 12,939,464/x
  3. Step 3: Cross multiply
    6,221,416x = 12,939,464 × 12,939,464
  4. Step 4: Simplify right side
    6,221,416x = 167,429,728,607,296
  5. Step 5: Solve for x
    x = 167,429,728,607,296/6,221,416
  6. Step 6: Final answer
    x = 26,911,836.25

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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.