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Finding the Third Proportional to 12,318,686 and 25,417,888

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Solution

The third proportional to 12,318,686 and 25,417,888 is: 52,446,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,318,686 : 25,417,888 = 25,417,888 : x
  2. Step 2: Convert to fraction form
    12,318,686/25,417,888 = 25,417,888/x
  3. Step 3: Cross multiply
    12,318,686x = 25,417,888 × 25,417,888
  4. Step 4: Simplify right side
    12,318,686x = 646,069,030,380,544
  5. Step 5: Solve for x
    x = 646,069,030,380,544/12,318,686
  6. Step 6: Final answer
    x = 52,446,261.75

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.