Home / 12,467,999.60-18,702,582.60-3,949,002.80

Finding the Fourth Proportional to 12,467,999.60, 18,702,582.60 and 3,949,002.80

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Solution

The fourth proportional to 12,467,999.60, 18,702,582.60 and 3,949,002.80 is: 5,923,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,999.60 : 18,702,582.60 = 3,949,002.80 : x
  2. Step 2: Convert to fraction form
    12,467,999.60/18,702,582.60 = 3,949,002.80/x
  3. Step 3: Cross multiply
    12,467,999.60x = 18,702,582.60 × 3,949,002.80
  4. Step 4: Simplify right side
    12,467,999.60x = 73,856,551,054,631.28
  5. Step 5: Solve for x
    x = 73,856,551,054,631.28/12,467,999.60
  6. Step 6: Final answer
    x = 5,923,688.92

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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.