Home / 31,166,243.46-46,749,365.60-8,447,140.71

Finding the Fourth Proportional to 31,166,243.46, 46,749,365.60 and 8,447,140.71

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Solution

The fourth proportional to 31,166,243.46, 46,749,365.60 and 8,447,140.71 is: 12,670,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166,243.46 : 46,749,365.60 = 8,447,140.71 : x
  2. Step 2: Convert to fraction form
    31,166,243.46/46,749,365.60 = 8,447,140.71/x
  3. Step 3: Cross multiply
    31,166,243.46x = 46,749,365.60 × 8,447,140.71
  4. Step 4: Simplify right side
    31,166,243.46x = 394,898,469,284,197.88
  5. Step 5: Solve for x
    x = 394,898,469,284,197.88/31,166,243.46
  6. Step 6: Final answer
    x = 12,670,711.17

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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.