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Finding the Third Proportional to 12,379,786 and 27,151,053

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Solution

The third proportional to 12,379,786 and 27,151,053 is: 59,547,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,379,786 : 27,151,053 = 27,151,053 : x
  2. Step 2: Convert to fraction form
    12,379,786/27,151,053 = 27,151,053/x
  3. Step 3: Cross multiply
    12,379,786x = 27,151,053 × 27,151,053
  4. Step 4: Simplify right side
    12,379,786x = 737,179,679,008,809
  5. Step 5: Solve for x
    x = 737,179,679,008,809/12,379,786
  6. Step 6: Final answer
    x = 59,547,045.40

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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.