Home / 31,131,709.40-46,697,564.10-29,368,112.60

Finding the Fourth Proportional to 31,131,709.40, 46,697,564.10 and 29,368,112.60

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Solution

The fourth proportional to 31,131,709.40, 46,697,564.10 and 29,368,112.60 is: 44,052,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131,709.40 : 46,697,564.10 = 29,368,112.60 : x
  2. Step 2: Convert to fraction form
    31,131,709.40/46,697,564.10 = 29,368,112.60/x
  3. Step 3: Cross multiply
    31,131,709.40x = 46,697,564.10 × 29,368,112.60
  4. Step 4: Simplify right side
    31,131,709.40x = 1,371,419,320,634,517.75
  5. Step 5: Solve for x
    x = 1,371,419,320,634,517.75/31,131,709.40
  6. Step 6: Final answer
    x = 44,052,168.90

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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.