Home / 7,783,399.20-11,647,105.20-5,263,975.20

Finding the Fourth Proportional to 7,783,399.20, 11,647,105.20 and 5,263,975.20

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Solution

The fourth proportional to 7,783,399.20, 11,647,105.20 and 5,263,975.20 is: 7,877,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,399.20 : 11,647,105.20 = 5,263,975.20 : x
  2. Step 2: Convert to fraction form
    7,783,399.20/11,647,105.20 = 5,263,975.20/x
  3. Step 3: Cross multiply
    7,783,399.20x = 11,647,105.20 × 5,263,975.20
  4. Step 4: Simplify right side
    7,783,399.20x = 61,310,072,924,591.04
  5. Step 5: Solve for x
    x = 61,310,072,924,591.04/7,783,399.20
  6. Step 6: Final answer
    x = 7,877,030.50

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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.