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Finding the Third Proportional to 4,486,347 and 9,729,882

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Solution

The third proportional to 4,486,347 and 9,729,882 is: 21,101,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,347 : 9,729,882 = 9,729,882 : x
  2. Step 2: Convert to fraction form
    4,486,347/9,729,882 = 9,729,882/x
  3. Step 3: Cross multiply
    4,486,347x = 9,729,882 × 9,729,882
  4. Step 4: Simplify right side
    4,486,347x = 94,670,603,733,924
  5. Step 5: Solve for x
    x = 94,670,603,733,924/4,486,347
  6. Step 6: Final answer
    x = 21,101,935.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.