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Finding the Third Proportional to 7,459,662 and 16,487,220

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Solution

The third proportional to 7,459,662 and 16,487,220 is: 36,439,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,662 : 16,487,220 = 16,487,220 : x
  2. Step 2: Convert to fraction form
    7,459,662/16,487,220 = 16,487,220/x
  3. Step 3: Cross multiply
    7,459,662x = 16,487,220 × 16,487,220
  4. Step 4: Simplify right side
    7,459,662x = 271,828,423,328,400
  5. Step 5: Solve for x
    x = 271,828,423,328,400/7,459,662
  6. Step 6: Final answer
    x = 36,439,777.48

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.