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Finding the Third Proportional to 7,860,909 and 16,666,588

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Solution

The third proportional to 7,860,909 and 16,666,588 is: 35,336,263.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860,909 : 16,666,588 = 16,666,588 : x
  2. Step 2: Convert to fraction form
    7,860,909/16,666,588 = 16,666,588/x
  3. Step 3: Cross multiply
    7,860,909x = 16,666,588 × 16,666,588
  4. Step 4: Simplify right side
    7,860,909x = 277,775,155,561,744
  5. Step 5: Solve for x
    x = 277,775,155,561,744/7,860,909
  6. Step 6: Final answer
    x = 35,336,263.98

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.