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Finding the Third Proportional to 3,153,310 and 6,917,054

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Solution

The third proportional to 3,153,310 and 6,917,054 is: 15,173,146.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,310 : 6,917,054 = 6,917,054 : x
  2. Step 2: Convert to fraction form
    3,153,310/6,917,054 = 6,917,054/x
  3. Step 3: Cross multiply
    3,153,310x = 6,917,054 × 6,917,054
  4. Step 4: Simplify right side
    3,153,310x = 47,845,636,038,916
  5. Step 5: Solve for x
    x = 47,845,636,038,916/3,153,310
  6. Step 6: Final answer
    x = 15,173,146.96

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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.