Home / 11,826,126.80-17,739,190.20-4,252,108.40

Finding the Fourth Proportional to 11,826,126.80, 17,739,190.20 and 4,252,108.40

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Solution

The fourth proportional to 11,826,126.80, 17,739,190.20 and 4,252,108.40 is: 6,378,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826,126.80 : 17,739,190.20 = 4,252,108.40 : x
  2. Step 2: Convert to fraction form
    11,826,126.80/17,739,190.20 = 4,252,108.40/x
  3. Step 3: Cross multiply
    11,826,126.80x = 17,739,190.20 × 4,252,108.40
  4. Step 4: Simplify right side
    11,826,126.80x = 75,428,959,658,617.69
  5. Step 5: Solve for x
    x = 75,428,959,658,617.69/11,826,126.80
  6. Step 6: Final answer
    x = 6,378,162.60

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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.