Home / 31,180,835.54-46,770,465.98-8,461,142.30

Finding the Fourth Proportional to 31,180,835.54, 46,770,465.98 and 8,461,142.30

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Solution

The fourth proportional to 31,180,835.54, 46,770,465.98 and 8,461,142.30 is: 12,691,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180,835.54 : 46,770,465.98 = 8,461,142.30 : x
  2. Step 2: Convert to fraction form
    31,180,835.54/46,770,465.98 = 8,461,142.30/x
  3. Step 3: Cross multiply
    31,180,835.54x = 46,770,465.98 × 8,461,142.30
  4. Step 4: Simplify right side
    31,180,835.54x = 395,731,568,094,088.94
  5. Step 5: Solve for x
    x = 395,731,568,094,088.94/31,180,835.54
  6. Step 6: Final answer
    x = 12,691,499.80

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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.