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Finding the Third Proportional to 12,613,518 and 19,487,673

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Solution

The third proportional to 12,613,518 and 19,487,673 is: 30,108,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,613,518 : 19,487,673 = 19,487,673 : x
  2. Step 2: Convert to fraction form
    12,613,518/19,487,673 = 19,487,673/x
  3. Step 3: Cross multiply
    12,613,518x = 19,487,673 × 19,487,673
  4. Step 4: Simplify right side
    12,613,518x = 379,769,398,954,929
  5. Step 5: Solve for x
    x = 379,769,398,954,929/12,613,518
  6. Step 6: Final answer
    x = 30,108,126.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.