Home / 75,691,740.85-113,541,219.97-36,783,838.07

Finding the Fourth Proportional to 75,691,740.85, 113,541,219.97 and 36,783,838.07

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Solution

The fourth proportional to 75,691,740.85, 113,541,219.97 and 36,783,838.07 is: 55,177,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,691,740.85 : 113,541,219.97 = 36,783,838.07 : x
  2. Step 2: Convert to fraction form
    75,691,740.85/113,541,219.97 = 36,783,838.07/x
  3. Step 3: Cross multiply
    75,691,740.85x = 113,541,219.97 × 36,783,838.07
  4. Step 4: Simplify right side
    75,691,740.85x = 4,176,481,848,987,064.50
  5. Step 5: Solve for x
    x = 4,176,481,848,987,064.50/75,691,740.85
  6. Step 6: Final answer
    x = 55,177,510.81

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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.