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Finding the Third Proportional to 11,718,977 and 25,707,057

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Solution

The third proportional to 11,718,977 and 25,707,057 is: 56,391,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718,977 : 25,707,057 = 25,707,057 : x
  2. Step 2: Convert to fraction form
    11,718,977/25,707,057 = 25,707,057/x
  3. Step 3: Cross multiply
    11,718,977x = 25,707,057 × 25,707,057
  4. Step 4: Simplify right side
    11,718,977x = 660,852,779,601,249
  5. Step 5: Solve for x
    x = 660,852,779,601,249/11,718,977
  6. Step 6: Final answer
    x = 56,391,678.18

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.