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Finding the Third Proportional to 2,830,305 and 6,216,621

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Solution

The third proportional to 2,830,305 and 6,216,621 is: 13,654,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,305 : 6,216,621 = 6,216,621 : x
  2. Step 2: Convert to fraction form
    2,830,305/6,216,621 = 6,216,621/x
  3. Step 3: Cross multiply
    2,830,305x = 6,216,621 × 6,216,621
  4. Step 4: Simplify right side
    2,830,305x = 38,646,376,657,641
  5. Step 5: Solve for x
    x = 38,646,376,657,641/2,830,305
  6. Step 6: Final answer
    x = 13,654,491.89

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.