Home / 6,440,256.20-9,661,680.30-1,891,296.20

Finding the Fourth Proportional to 6,440,256.20, 9,661,680.30 and 1,891,296.20

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Solution

The fourth proportional to 6,440,256.20, 9,661,680.30 and 1,891,296.20 is: 2,837,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440,256.20 : 9,661,680.30 = 1,891,296.20 : x
  2. Step 2: Convert to fraction form
    6,440,256.20/9,661,680.30 = 1,891,296.20/x
  3. Step 3: Cross multiply
    6,440,256.20x = 9,661,680.30 × 1,891,296.20
  4. Step 4: Simplify right side
    6,440,256.20x = 18,273,099,237,004.86
  5. Step 5: Solve for x
    x = 18,273,099,237,004.86/6,440,256.20
  6. Step 6: Final answer
    x = 2,837,324.89

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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.