Home / 20,419,156.67-30,633,499.62-6,771,304.67

Finding the Fourth Proportional to 20,419,156.67, 30,633,499.62 and 6,771,304.67

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Solution

The fourth proportional to 20,419,156.67, 30,633,499.62 and 6,771,304.67 is: 10,158,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,419,156.67 : 30,633,499.62 = 6,771,304.67 : x
  2. Step 2: Convert to fraction form
    20,419,156.67/30,633,499.62 = 6,771,304.67/x
  3. Step 3: Cross multiply
    20,419,156.67x = 30,633,499.62 × 6,771,304.67
  4. Step 4: Simplify right side
    20,419,156.67x = 207,428,758,882,181.75
  5. Step 5: Solve for x
    x = 207,428,758,882,181.75/20,419,156.67
  6. Step 6: Final answer
    x = 10,158,537.02

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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.