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Finding the Third Proportional to 12,249,824 and 18,802,992

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Solution

The third proportional to 12,249,824 and 18,802,992 is: 28,861,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,824 : 18,802,992 = 18,802,992 : x
  2. Step 2: Convert to fraction form
    12,249,824/18,802,992 = 18,802,992/x
  3. Step 3: Cross multiply
    12,249,824x = 18,802,992 × 18,802,992
  4. Step 4: Simplify right side
    12,249,824x = 353,552,508,152,064
  5. Step 5: Solve for x
    x = 353,552,508,152,064/12,249,824
  6. Step 6: Final answer
    x = 28,861,843.91

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.