Home / 11,957,311.10-17,938,813.85-3,870,288.22

Finding the Fourth Proportional to 11,957,311.10, 17,938,813.85 and 3,870,288.22

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Solution

The fourth proportional to 11,957,311.10, 17,938,813.85 and 3,870,288.22 is: 5,806,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957,311.10 : 17,938,813.85 = 3,870,288.22 : x
  2. Step 2: Convert to fraction form
    11,957,311.10/17,938,813.85 = 3,870,288.22/x
  3. Step 3: Cross multiply
    11,957,311.10x = 17,938,813.85 × 3,870,288.22
  4. Step 4: Simplify right side
    11,957,311.10x = 69,428,379,924,427.86
  5. Step 5: Solve for x
    x = 69,428,379,924,427.86/11,957,311.10
  6. Step 6: Final answer
    x = 5,806,353.90

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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.