Home / 20,729,486.46-31,098,778.62-6,353,635.62

Finding the Fourth Proportional to 20,729,486.46, 31,098,778.62 and 6,353,635.62

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Solution

The fourth proportional to 20,729,486.46, 31,098,778.62 and 6,353,635.62 is: 9,531,847.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,729,486.46 : 31,098,778.62 = 6,353,635.62 : x
  2. Step 2: Convert to fraction form
    20,729,486.46/31,098,778.62 = 6,353,635.62/x
  3. Step 3: Cross multiply
    20,729,486.46x = 31,098,778.62 × 6,353,635.62
  4. Step 4: Simplify right side
    20,729,486.46x = 197,590,307,578,526.47
  5. Step 5: Solve for x
    x = 197,590,307,578,526.47/20,729,486.46
  6. Step 6: Final answer
    x = 9,531,847.69

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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.