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Finding the Third Proportional to 11,817,548 and 25,705,638

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Solution

The third proportional to 11,817,548 and 25,705,638 is: 55,915,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,548 : 25,705,638 = 25,705,638 : x
  2. Step 2: Convert to fraction form
    11,817,548/25,705,638 = 25,705,638/x
  3. Step 3: Cross multiply
    11,817,548x = 25,705,638 × 25,705,638
  4. Step 4: Simplify right side
    11,817,548x = 660,779,824,987,044
  5. Step 5: Solve for x
    x = 660,779,824,987,044/11,817,548
  6. Step 6: Final answer
    x = 55,915,137.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.