Home / 34,002,004.90-51,003,007.35-20,397,115.30

Finding the Fourth Proportional to 34,002,004.90, 51,003,007.35 and 20,397,115.30

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Solution

The fourth proportional to 34,002,004.90, 51,003,007.35 and 20,397,115.30 is: 30,595,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,002,004.90 : 51,003,007.35 = 20,397,115.30 : x
  2. Step 2: Convert to fraction form
    34,002,004.90/51,003,007.35 = 20,397,115.30/x
  3. Step 3: Cross multiply
    34,002,004.90x = 51,003,007.35 × 20,397,115.30
  4. Step 4: Simplify right side
    34,002,004.90x = 1,040,314,221,564,697.50
  5. Step 5: Solve for x
    x = 1,040,314,221,564,697.50/34,002,004.90
  6. Step 6: Final answer
    x = 30,595,672.95

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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.