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Finding the Third Proportional to 5,921,847 and 8,926,551

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Solution

The third proportional to 5,921,847 and 8,926,551 is: 13,455,820.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921,847 : 8,926,551 = 8,926,551 : x
  2. Step 2: Convert to fraction form
    5,921,847/8,926,551 = 8,926,551/x
  3. Step 3: Cross multiply
    5,921,847x = 8,926,551 × 8,926,551
  4. Step 4: Simplify right side
    5,921,847x = 79,683,312,755,601
  5. Step 5: Solve for x
    x = 79,683,312,755,601/5,921,847
  6. Step 6: Final answer
    x = 13,455,820.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.