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Finding the Third Proportional to 3,185,511 and 6,878,164

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Solution

The third proportional to 3,185,511 and 6,878,164 is: 14,851,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,511 : 6,878,164 = 6,878,164 : x
  2. Step 2: Convert to fraction form
    3,185,511/6,878,164 = 6,878,164/x
  3. Step 3: Cross multiply
    3,185,511x = 6,878,164 × 6,878,164
  4. Step 4: Simplify right side
    3,185,511x = 47,309,140,010,896
  5. Step 5: Solve for x
    x = 47,309,140,010,896/3,185,511
  6. Step 6: Final answer
    x = 14,851,350.38

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.