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Finding the Third Proportional to 3,139,590 and 6,781,092

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Solution

The third proportional to 3,139,590 and 6,781,092 is: 14,646,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,590 : 6,781,092 = 6,781,092 : x
  2. Step 2: Convert to fraction form
    3,139,590/6,781,092 = 6,781,092/x
  3. Step 3: Cross multiply
    3,139,590x = 6,781,092 × 6,781,092
  4. Step 4: Simplify right side
    3,139,590x = 45,983,208,712,464
  5. Step 5: Solve for x
    x = 45,983,208,712,464/3,139,590
  6. Step 6: Final answer
    x = 14,646,246.39

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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.