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Finding the Third Proportional to 4,840,866 and 10,428,623

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Solution

The third proportional to 4,840,866 and 10,428,623 is: 22,466,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840,866 : 10,428,623 = 10,428,623 : x
  2. Step 2: Convert to fraction form
    4,840,866/10,428,623 = 10,428,623/x
  3. Step 3: Cross multiply
    4,840,866x = 10,428,623 × 10,428,623
  4. Step 4: Simplify right side
    4,840,866x = 108,756,177,676,129
  5. Step 5: Solve for x
    x = 108,756,177,676,129/4,840,866
  6. Step 6: Final answer
    x = 22,466,264.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.