Home / 34,520,892.75-51,766,084.82-12,940,355.88

Finding the Fourth Proportional to 34,520,892.75, 51,766,084.82 and 12,940,355.88

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Solution

The fourth proportional to 34,520,892.75, 51,766,084.82 and 12,940,355.88 is: 19,404,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,520,892.75 : 51,766,084.82 = 12,940,355.88 : x
  2. Step 2: Convert to fraction form
    34,520,892.75/51,766,084.82 = 12,940,355.88/x
  3. Step 3: Cross multiply
    34,520,892.75x = 51,766,084.82 × 12,940,355.88
  4. Step 4: Simplify right side
    34,520,892.75x = 669,871,560,117,416.62
  5. Step 5: Solve for x
    x = 669,871,560,117,416.62/34,520,892.75
  6. Step 6: Final answer
    x = 19,404,815.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.