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Finding the Third Proportional to 7,489,720 and 16,136,435

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Solution

The third proportional to 7,489,720 and 16,136,435 is: 34,765,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,720 : 16,136,435 = 16,136,435 : x
  2. Step 2: Convert to fraction form
    7,489,720/16,136,435 = 16,136,435/x
  3. Step 3: Cross multiply
    7,489,720x = 16,136,435 × 16,136,435
  4. Step 4: Simplify right side
    7,489,720x = 260,384,534,509,225
  5. Step 5: Solve for x
    x = 260,384,534,509,225/7,489,720
  6. Step 6: Final answer
    x = 34,765,589.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.