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Finding the Third Proportional to 12,915,633 and 27,885,840

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Solution

The third proportional to 12,915,633 and 27,885,840 is: 60,207,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,915,633 : 27,885,840 = 27,885,840 : x
  2. Step 2: Convert to fraction form
    12,915,633/27,885,840 = 27,885,840/x
  3. Step 3: Cross multiply
    12,915,633x = 27,885,840 × 27,885,840
  4. Step 4: Simplify right side
    12,915,633x = 777,620,072,505,600
  5. Step 5: Solve for x
    x = 777,620,072,505,600/12,915,633
  6. Step 6: Final answer
    x = 60,207,662.49

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.