Home / 6,662,255.50-9,193,975.96-3,908,989.77

Finding the Fourth Proportional to 6,662,255.50, 9,193,975.96 and 3,908,989.77

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Solution

The fourth proportional to 6,662,255.50, 9,193,975.96 and 3,908,989.77 is: 5,394,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,255.50 : 9,193,975.96 = 3,908,989.77 : x
  2. Step 2: Convert to fraction form
    6,662,255.50/9,193,975.96 = 3,908,989.77/x
  3. Step 3: Cross multiply
    6,662,255.50x = 9,193,975.96 × 3,908,989.77
  4. Step 4: Simplify right side
    6,662,255.50x = 35,939,157,973,265.93
  5. Step 5: Solve for x
    x = 35,939,157,973,265.93/6,662,255.50
  6. Step 6: Final answer
    x = 5,394,443.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.