Home / 72,147,467.32-108,156,396.92-35,238,474.68

Finding the Fourth Proportional to 72,147,467.32, 108,156,396.92 and 35,238,474.68

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Solution

The fourth proportional to 72,147,467.32, 108,156,396.92 and 35,238,474.68 is: 52,826,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,147,467.32 : 108,156,396.92 = 35,238,474.68 : x
  2. Step 2: Convert to fraction form
    72,147,467.32/108,156,396.92 = 35,238,474.68/x
  3. Step 3: Cross multiply
    72,147,467.32x = 108,156,396.92 × 35,238,474.68
  4. Step 4: Simplify right side
    72,147,467.32x = 3,811,266,454,345,450
  5. Step 5: Solve for x
    x = 3,811,266,454,345,450/72,147,467.32
  6. Step 6: Final answer
    x = 52,826,060.23

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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.