Home / 11,491,806.30-17,237,709.45-8,090,583.90

Finding the Fourth Proportional to 11,491,806.30, 17,237,709.45 and 8,090,583.90

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Solution

The fourth proportional to 11,491,806.30, 17,237,709.45 and 8,090,583.90 is: 12,135,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,806.30 : 17,237,709.45 = 8,090,583.90 : x
  2. Step 2: Convert to fraction form
    11,491,806.30/17,237,709.45 = 8,090,583.90/x
  3. Step 3: Cross multiply
    11,491,806.30x = 17,237,709.45 × 8,090,583.90
  4. Step 4: Simplify right side
    11,491,806.30x = 139,463,134,549,047.86
  5. Step 5: Solve for x
    x = 139,463,134,549,047.86/11,491,806.30
  6. Step 6: Final answer
    x = 12,135,875.85

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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.