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Finding the Third Proportional to 3,153,715 and 6,904,480

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Solution

The third proportional to 3,153,715 and 6,904,480 is: 15,116,091.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,715 : 6,904,480 = 6,904,480 : x
  2. Step 2: Convert to fraction form
    3,153,715/6,904,480 = 6,904,480/x
  3. Step 3: Cross multiply
    3,153,715x = 6,904,480 × 6,904,480
  4. Step 4: Simplify right side
    3,153,715x = 47,671,844,070,400
  5. Step 5: Solve for x
    x = 47,671,844,070,400/3,153,715
  6. Step 6: Final answer
    x = 15,116,091.36

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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.