Home / 31,166,247.21-46,749,371.22-8,447,144.46

Finding the Fourth Proportional to 31,166,247.21, 46,749,371.22 and 8,447,144.46

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Solution

The fourth proportional to 31,166,247.21, 46,749,371.22 and 8,447,144.46 is: 12,670,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166,247.21 : 46,749,371.22 = 8,447,144.46 : x
  2. Step 2: Convert to fraction form
    31,166,247.21/46,749,371.22 = 8,447,144.46/x
  3. Step 3: Cross multiply
    31,166,247.21x = 46,749,371.22 × 8,447,144.46
  4. Step 4: Simplify right side
    31,166,247.21x = 394,898,692,109,506.50
  5. Step 5: Solve for x
    x = 394,898,692,109,506.50/31,166,247.21
  6. Step 6: Final answer
    x = 12,670,716.80

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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.