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Finding the Third Proportional to 3,551,580 and 7,670,655

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Solution

The third proportional to 3,551,580 and 7,670,655 is: 16,566,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,580 : 7,670,655 = 7,670,655 : x
  2. Step 2: Convert to fraction form
    3,551,580/7,670,655 = 7,670,655/x
  3. Step 3: Cross multiply
    3,551,580x = 7,670,655 × 7,670,655
  4. Step 4: Simplify right side
    3,551,580x = 58,838,948,129,025
  5. Step 5: Solve for x
    x = 58,838,948,129,025/3,551,580
  6. Step 6: Final answer
    x = 16,566,978.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.