Home / 8,231,323.20-12,360,981.60-6,103,809.60

Finding the Fourth Proportional to 8,231,323.20, 12,360,981.60 and 6,103,809.60

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Solution

The fourth proportional to 8,231,323.20, 12,360,981.60 and 6,103,809.60 is: 9,166,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231,323.20 : 12,360,981.60 = 6,103,809.60 : x
  2. Step 2: Convert to fraction form
    8,231,323.20/12,360,981.60 = 6,103,809.60/x
  3. Step 3: Cross multiply
    8,231,323.20x = 12,360,981.60 × 6,103,809.60
  4. Step 4: Simplify right side
    8,231,323.20x = 75,449,078,155,503.36
  5. Step 5: Solve for x
    x = 75,449,078,155,503.36/8,231,323.20
  6. Step 6: Final answer
    x = 9,166,093.51

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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.