Home / 8,344,179.45-12,493,844.46-5,295,036.78

Finding the Fourth Proportional to 8,344,179.45, 12,493,844.46 and 5,295,036.78

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Solution

The fourth proportional to 8,344,179.45, 12,493,844.46 and 5,295,036.78 is: 7,928,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,179.45 : 12,493,844.46 = 5,295,036.78 : x
  2. Step 2: Convert to fraction form
    8,344,179.45/12,493,844.46 = 5,295,036.78/x
  3. Step 3: Cross multiply
    8,344,179.45x = 12,493,844.46 × 5,295,036.78
  4. Step 4: Simplify right side
    8,344,179.45x = 66,155,365,939,299.25
  5. Step 5: Solve for x
    x = 66,155,365,939,299.25/8,344,179.45
  6. Step 6: Final answer
    x = 7,928,324.93

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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.