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Finding the Third Proportional to 10,698,393 and 20,860,725

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Solution

The third proportional to 10,698,393 and 20,860,725 is: 40,676,188.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698,393 : 20,860,725 = 20,860,725 : x
  2. Step 2: Convert to fraction form
    10,698,393/20,860,725 = 20,860,725/x
  3. Step 3: Cross multiply
    10,698,393x = 20,860,725 × 20,860,725
  4. Step 4: Simplify right side
    10,698,393x = 435,169,847,525,625
  5. Step 5: Solve for x
    x = 435,169,847,525,625/10,698,393
  6. Step 6: Final answer
    x = 40,676,188.24

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.