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Finding the Third Proportional to 8,397,689 and 12,594,349

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Solution

The third proportional to 8,397,689 and 12,594,349 is: 18,888,247.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,689 : 12,594,349 = 12,594,349 : x
  2. Step 2: Convert to fraction form
    8,397,689/12,594,349 = 12,594,349/x
  3. Step 3: Cross multiply
    8,397,689x = 12,594,349 × 12,594,349
  4. Step 4: Simplify right side
    8,397,689x = 158,617,626,733,801
  5. Step 5: Solve for x
    x = 158,617,626,733,801/8,397,689
  6. Step 6: Final answer
    x = 18,888,247.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.