Home / 12,131,209.44-18,190,729.44-4,041,340.92

Finding the Fourth Proportional to 12,131,209.44, 18,190,729.44 and 4,041,340.92

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Solution

The fourth proportional to 12,131,209.44, 18,190,729.44 and 4,041,340.92 is: 6,059,984.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,209.44 : 18,190,729.44 = 4,041,340.92 : x
  2. Step 2: Convert to fraction form
    12,131,209.44/18,190,729.44 = 4,041,340.92/x
  3. Step 3: Cross multiply
    12,131,209.44x = 18,190,729.44 × 4,041,340.92
  4. Step 4: Simplify right side
    12,131,209.44x = 73,514,939,250,520.69
  5. Step 5: Solve for x
    x = 73,514,939,250,520.69/12,131,209.44
  6. Step 6: Final answer
    x = 6,059,984.34

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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.