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Finding the Third Proportional to 10,121,329 and 22,039,643

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Solution

The third proportional to 10,121,329 and 22,039,643 is: 47,992,300.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,121,329 : 22,039,643 = 22,039,643 : x
  2. Step 2: Convert to fraction form
    10,121,329/22,039,643 = 22,039,643/x
  3. Step 3: Cross multiply
    10,121,329x = 22,039,643 × 22,039,643
  4. Step 4: Simplify right side
    10,121,329x = 485,745,863,567,449
  5. Step 5: Solve for x
    x = 485,745,863,567,449/10,121,329
  6. Step 6: Final answer
    x = 47,992,300.57

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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.