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Finding the Third Proportional to 21,087,002 and 46,040,620

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Solution

The third proportional to 21,087,002 and 46,040,620 is: 100,523,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,087,002 : 46,040,620 = 46,040,620 : x
  2. Step 2: Convert to fraction form
    21,087,002/46,040,620 = 46,040,620/x
  3. Step 3: Cross multiply
    21,087,002x = 46,040,620 × 46,040,620
  4. Step 4: Simplify right side
    21,087,002x = 2,119,738,689,984,400
  5. Step 5: Solve for x
    x = 2,119,738,689,984,400/21,087,002
  6. Step 6: Final answer
    x = 100,523,473.65

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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.