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Finding the Third Proportional to 8,428,935 and 17,860,950

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Solution

The third proportional to 8,428,935 and 17,860,950 is: 37,847,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,935 : 17,860,950 = 17,860,950 : x
  2. Step 2: Convert to fraction form
    8,428,935/17,860,950 = 17,860,950/x
  3. Step 3: Cross multiply
    8,428,935x = 17,860,950 × 17,860,950
  4. Step 4: Simplify right side
    8,428,935x = 319,013,534,902,500
  5. Step 5: Solve for x
    x = 319,013,534,902,500/8,428,935
  6. Step 6: Final answer
    x = 37,847,430.89

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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.