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Finding the Third Proportional to 16,890,000 and 36,171,552

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Solution

The third proportional to 16,890,000 and 36,171,552 is: 77,464,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,000 : 36,171,552 = 36,171,552 : x
  2. Step 2: Convert to fraction form
    16,890,000/36,171,552 = 36,171,552/x
  3. Step 3: Cross multiply
    16,890,000x = 36,171,552 × 36,171,552
  4. Step 4: Simplify right side
    16,890,000x = 1,308,381,174,088,704
  5. Step 5: Solve for x
    x = 1,308,381,174,088,704/16,890,000
  6. Step 6: Final answer
    x = 77,464,841.57

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.