Home / 6,371,021.25-8,792,086.55-3,470,436.09

Finding the Fourth Proportional to 6,371,021.25, 8,792,086.55 and 3,470,436.09

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Solution

The fourth proportional to 6,371,021.25, 8,792,086.55 and 3,470,436.09 is: 4,789,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371,021.25 : 8,792,086.55 = 3,470,436.09 : x
  2. Step 2: Convert to fraction form
    6,371,021.25/8,792,086.55 = 3,470,436.09/x
  3. Step 3: Cross multiply
    6,371,021.25x = 8,792,086.55 × 3,470,436.09
  4. Step 4: Simplify right side
    6,371,021.25x = 30,512,374,452,171.41
  5. Step 5: Solve for x
    x = 30,512,374,452,171.41/6,371,021.25
  6. Step 6: Final answer
    x = 4,789,243.87

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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.