Home / 7,100,906.37-10,627,890.60-6,462,811.78

Finding the Fourth Proportional to 7,100,906.37, 10,627,890.60 and 6,462,811.78

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Solution

The fourth proportional to 7,100,906.37, 10,627,890.60 and 6,462,811.78 is: 9,672,857.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,906.37 : 10,627,890.60 = 6,462,811.78 : x
  2. Step 2: Convert to fraction form
    7,100,906.37/10,627,890.60 = 6,462,811.78/x
  3. Step 3: Cross multiply
    7,100,906.37x = 10,627,890.60 × 6,462,811.78
  4. Step 4: Simplify right side
    7,100,906.37x = 68,686,056,566,231.27
  5. Step 5: Solve for x
    x = 68,686,056,566,231.27/7,100,906.37
  6. Step 6: Final answer
    x = 9,672,857.66

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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.