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Finding the Third Proportional to 12,596,770 and 18,891,879

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Solution

The third proportional to 12,596,770 and 18,891,879 is: 28,332,905.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,770 : 18,891,879 = 18,891,879 : x
  2. Step 2: Convert to fraction form
    12,596,770/18,891,879 = 18,891,879/x
  3. Step 3: Cross multiply
    12,596,770x = 18,891,879 × 18,891,879
  4. Step 4: Simplify right side
    12,596,770x = 356,903,092,150,641
  5. Step 5: Solve for x
    x = 356,903,092,150,641/12,596,770
  6. Step 6: Final answer
    x = 28,332,905.35

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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.