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Finding the Third Proportional to 6,904,992 and 15,180,480

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Solution

The third proportional to 6,904,992 and 15,180,480 is: 33,373,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,992 : 15,180,480 = 15,180,480 : x
  2. Step 2: Convert to fraction form
    6,904,992/15,180,480 = 15,180,480/x
  3. Step 3: Cross multiply
    6,904,992x = 15,180,480 × 15,180,480
  4. Step 4: Simplify right side
    6,904,992x = 230,446,973,030,400
  5. Step 5: Solve for x
    x = 230,446,973,030,400/6,904,992
  6. Step 6: Final answer
    x = 33,373,966.69

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.