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Finding the Third Proportional to 3,250,412 and 7,000,320

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Solution

The third proportional to 3,250,412 and 7,000,320 is: 15,076,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,412 : 7,000,320 = 7,000,320 : x
  2. Step 2: Convert to fraction form
    3,250,412/7,000,320 = 7,000,320/x
  3. Step 3: Cross multiply
    3,250,412x = 7,000,320 × 7,000,320
  4. Step 4: Simplify right side
    3,250,412x = 49,004,480,102,400
  5. Step 5: Solve for x
    x = 49,004,480,102,400/3,250,412
  6. Step 6: Final answer
    x = 15,076,390.35

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.