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Finding the Third Proportional to 4,489,444 and 9,818,692

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Solution

The third proportional to 4,489,444 and 9,818,692 is: 21,474,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489,444 : 9,818,692 = 9,818,692 : x
  2. Step 2: Convert to fraction form
    4,489,444/9,818,692 = 9,818,692/x
  3. Step 3: Cross multiply
    4,489,444x = 9,818,692 × 9,818,692
  4. Step 4: Simplify right side
    4,489,444x = 96,406,712,590,864
  5. Step 5: Solve for x
    x = 96,406,712,590,864/4,489,444
  6. Step 6: Final answer
    x = 21,474,087.35

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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.