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Finding the Third Proportional to 2,830,311 and 6,216,642

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Solution

The third proportional to 2,830,311 and 6,216,642 is: 13,654,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,311 : 6,216,642 = 6,216,642 : x
  2. Step 2: Convert to fraction form
    2,830,311/6,216,642 = 6,216,642/x
  3. Step 3: Cross multiply
    2,830,311x = 6,216,642 × 6,216,642
  4. Step 4: Simplify right side
    2,830,311x = 38,646,637,756,164
  5. Step 5: Solve for x
    x = 38,646,637,756,164/2,830,311
  6. Step 6: Final answer
    x = 13,654,555.19

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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.