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Finding the Third Proportional to 4,890,790 and 10,726,364

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Solution

The third proportional to 4,890,790 and 10,726,364 is: 23,524,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,790 : 10,726,364 = 10,726,364 : x
  2. Step 2: Convert to fraction form
    4,890,790/10,726,364 = 10,726,364/x
  3. Step 3: Cross multiply
    4,890,790x = 10,726,364 × 10,726,364
  4. Step 4: Simplify right side
    4,890,790x = 115,054,884,660,496
  5. Step 5: Solve for x
    x = 115,054,884,660,496/4,890,790
  6. Step 6: Final answer
    x = 23,524,805.74

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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.