Home / 12,603,411.20-18,907,449.60-4,084,025.60

Finding the Fourth Proportional to 12,603,411.20, 18,907,449.60 and 4,084,025.60

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Solution

The fourth proportional to 12,603,411.20, 18,907,449.60 and 4,084,025.60 is: 6,126,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,411.20 : 18,907,449.60 = 4,084,025.60 : x
  2. Step 2: Convert to fraction form
    12,603,411.20/18,907,449.60 = 4,084,025.60/x
  3. Step 3: Cross multiply
    12,603,411.20x = 18,907,449.60 × 4,084,025.60
  4. Step 4: Simplify right side
    12,603,411.20x = 77,218,508,197,109.77
  5. Step 5: Solve for x
    x = 77,218,508,197,109.77/12,603,411.20
  6. Step 6: Final answer
    x = 6,126,794.32

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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.