Home / 12,458,334.60-18,684,002.70-3,941,281.80

Finding the Fourth Proportional to 12,458,334.60, 18,684,002.70 and 3,941,281.80

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Solution

The fourth proportional to 12,458,334.60, 18,684,002.70 and 3,941,281.80 is: 5,910,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,334.60 : 18,684,002.70 = 3,941,281.80 : x
  2. Step 2: Convert to fraction form
    12,458,334.60/18,684,002.70 = 3,941,281.80/x
  3. Step 3: Cross multiply
    12,458,334.60x = 18,684,002.70 × 3,941,281.80
  4. Step 4: Simplify right side
    12,458,334.60x = 73,638,919,792,660.86
  5. Step 5: Solve for x
    x = 73,638,919,792,660.86/12,458,334.60
  6. Step 6: Final answer
    x = 5,910,815.70

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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.