Home / 12,200,255.04-18,287,612.64-4,110,435.12

Finding the Fourth Proportional to 12,200,255.04, 18,287,612.64 and 4,110,435.12

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Solution

The fourth proportional to 12,200,255.04, 18,287,612.64 and 4,110,435.12 is: 6,161,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200,255.04 : 18,287,612.64 = 4,110,435.12 : x
  2. Step 2: Convert to fraction form
    12,200,255.04/18,287,612.64 = 4,110,435.12/x
  3. Step 3: Cross multiply
    12,200,255.04x = 18,287,612.64 × 4,110,435.12
  4. Step 4: Simplify right side
    12,200,255.04x = 75,170,045,256,411.92
  5. Step 5: Solve for x
    x = 75,170,045,256,411.92/12,200,255.04
  6. Step 6: Final answer
    x = 6,161,350.32

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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.