Home / 6,921,544.56-10,382,342.32-2,129,200.60

Finding the Fourth Proportional to 6,921,544.56, 10,382,342.32 and 2,129,200.60

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Solution

The fourth proportional to 6,921,544.56, 10,382,342.32 and 2,129,200.60 is: 3,193,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,544.56 : 10,382,342.32 = 2,129,200.60 : x
  2. Step 2: Convert to fraction form
    6,921,544.56/10,382,342.32 = 2,129,200.60/x
  3. Step 3: Cross multiply
    6,921,544.56x = 10,382,342.32 × 2,129,200.60
  4. Step 4: Simplify right side
    6,921,544.56x = 22,106,089,497,149.39
  5. Step 5: Solve for x
    x = 22,106,089,497,149.39/6,921,544.56
  6. Step 6: Final answer
    x = 3,193,808.74

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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.