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Finding the Third Proportional to 13,878,228 and 30,073,209

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Solution

The third proportional to 13,878,228 and 30,073,209 is: 65,166,669.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,878,228 : 30,073,209 = 30,073,209 : x
  2. Step 2: Convert to fraction form
    13,878,228/30,073,209 = 30,073,209/x
  3. Step 3: Cross multiply
    13,878,228x = 30,073,209 × 30,073,209
  4. Step 4: Simplify right side
    13,878,228x = 904,397,899,557,681
  5. Step 5: Solve for x
    x = 904,397,899,557,681/13,878,228
  6. Step 6: Final answer
    x = 65,166,669.66

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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.