Home / 31,166,247.96-46,749,372.36-8,447,145.22

Finding the Fourth Proportional to 31,166,247.96, 46,749,372.36 and 8,447,145.22

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Solution

The fourth proportional to 31,166,247.96, 46,749,372.36 and 8,447,145.22 is: 12,670,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166,247.96 : 46,749,372.36 = 8,447,145.22 : x
  2. Step 2: Convert to fraction form
    31,166,247.96/46,749,372.36 = 8,447,145.22/x
  3. Step 3: Cross multiply
    31,166,247.96x = 46,749,372.36 × 8,447,145.22
  4. Step 4: Simplify right side
    31,166,247.96x = 394,898,737,268,774.12
  5. Step 5: Solve for x
    x = 394,898,737,268,774.12/31,166,247.96
  6. Step 6: Final answer
    x = 12,670,717.94

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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.