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Finding the Third Proportional to 3,153,312 and 6,917,058

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Solution

The third proportional to 3,153,312 and 6,917,058 is: 15,173,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,312 : 6,917,058 = 6,917,058 : x
  2. Step 2: Convert to fraction form
    3,153,312/6,917,058 = 6,917,058/x
  3. Step 3: Cross multiply
    3,153,312x = 6,917,058 × 6,917,058
  4. Step 4: Simplify right side
    3,153,312x = 47,845,691,375,364
  5. Step 5: Solve for x
    x = 47,845,691,375,364/3,153,312
  6. Step 6: Final answer
    x = 15,173,154.88

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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.