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Finding the Third Proportional to 3,768,951 and 8,255,643

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Solution

The third proportional to 3,768,951 and 8,255,643 is: 18,083,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,951 : 8,255,643 = 8,255,643 : x
  2. Step 2: Convert to fraction form
    3,768,951/8,255,643 = 8,255,643/x
  3. Step 3: Cross multiply
    3,768,951x = 8,255,643 × 8,255,643
  4. Step 4: Simplify right side
    3,768,951x = 68,155,641,343,449
  5. Step 5: Solve for x
    x = 68,155,641,343,449/3,768,951
  6. Step 6: Final answer
    x = 18,083,451.16

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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.