Home / 31,166,245.46-46,749,368.60-8,447,142.71

Finding the Fourth Proportional to 31,166,245.46, 46,749,368.60 and 8,447,142.71

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Solution

The fourth proportional to 31,166,245.46, 46,749,368.60 and 8,447,142.71 is: 12,670,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166,245.46 : 46,749,368.60 = 8,447,142.71 : x
  2. Step 2: Convert to fraction form
    31,166,245.46/46,749,368.60 = 8,447,142.71/x
  3. Step 3: Cross multiply
    31,166,245.46x = 46,749,368.60 × 8,447,142.71
  4. Step 4: Simplify right side
    31,166,245.46x = 394,898,588,166,592.94
  5. Step 5: Solve for x
    x = 394,898,588,166,592.94/31,166,245.46
  6. Step 6: Final answer
    x = 12,670,714.18

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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.