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Finding the Third Proportional to 7,883,634 and 16,997,820

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Solution

The third proportional to 7,883,634 and 16,997,820 is: 36,648,820.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883,634 : 16,997,820 = 16,997,820 : x
  2. Step 2: Convert to fraction form
    7,883,634/16,997,820 = 16,997,820/x
  3. Step 3: Cross multiply
    7,883,634x = 16,997,820 × 16,997,820
  4. Step 4: Simplify right side
    7,883,634x = 288,925,884,752,400
  5. Step 5: Solve for x
    x = 288,925,884,752,400/7,883,634
  6. Step 6: Final answer
    x = 36,648,820.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.