Home / 21,563,104.03-32,325,760.35-8,109,379.87

Finding the Fourth Proportional to 21,563,104.03, 32,325,760.35 and 8,109,379.87

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Solution

The fourth proportional to 21,563,104.03, 32,325,760.35 and 8,109,379.87 is: 12,156,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,104.03 : 32,325,760.35 = 8,109,379.87 : x
  2. Step 2: Convert to fraction form
    21,563,104.03/32,325,760.35 = 8,109,379.87/x
  3. Step 3: Cross multiply
    21,563,104.03x = 32,325,760.35 × 8,109,379.87
  4. Step 4: Simplify right side
    21,563,104.03x = 262,141,870,183,919.75
  5. Step 5: Solve for x
    x = 262,141,870,183,919.75/21,563,104.03
  6. Step 6: Final answer
    x = 12,156,963.57

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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.