Home / 8,258,661.60-12,383,845.20-3,765,861.60

Finding the Fourth Proportional to 8,258,661.60, 12,383,845.20 and 3,765,861.60

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Solution

The fourth proportional to 8,258,661.60, 12,383,845.20 and 3,765,861.60 is: 5,646,901.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,661.60 : 12,383,845.20 = 3,765,861.60 : x
  2. Step 2: Convert to fraction form
    8,258,661.60/12,383,845.20 = 3,765,861.60/x
  3. Step 3: Cross multiply
    8,258,661.60x = 12,383,845.20 × 3,765,861.60
  4. Step 4: Simplify right side
    8,258,661.60x = 46,635,847,099,024.32
  5. Step 5: Solve for x
    x = 46,635,847,099,024.32/8,258,661.60
  6. Step 6: Final answer
    x = 5,646,901.32

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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.