Home / 5,531,893.20-7,634,516.40-3,356,989.74

Finding the Fourth Proportional to 5,531,893.20, 7,634,516.40 and 3,356,989.74

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Solution

The fourth proportional to 5,531,893.20, 7,634,516.40 and 3,356,989.74 is: 4,632,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531,893.20 : 7,634,516.40 = 3,356,989.74 : x
  2. Step 2: Convert to fraction form
    5,531,893.20/7,634,516.40 = 3,356,989.74/x
  3. Step 3: Cross multiply
    5,531,893.20x = 7,634,516.40 × 3,356,989.74
  4. Step 4: Simplify right side
    5,531,893.20x = 25,628,993,224,661.74
  5. Step 5: Solve for x
    x = 25,628,993,224,661.74/5,531,893.20
  6. Step 6: Final answer
    x = 4,632,951.56

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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.