Home / 9,198,393.26-13,809,798.22-7,859,161.94

Finding the Fourth Proportional to 9,198,393.26, 13,809,798.22 and 7,859,161.94

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Solution

The fourth proportional to 9,198,393.26, 13,809,798.22 and 7,859,161.94 is: 11,799,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198,393.26 : 13,809,798.22 = 7,859,161.94 : x
  2. Step 2: Convert to fraction form
    9,198,393.26/13,809,798.22 = 7,859,161.94/x
  3. Step 3: Cross multiply
    9,198,393.26x = 13,809,798.22 × 7,859,161.94
  4. Step 4: Simplify right side
    9,198,393.26x = 108,533,440,569,703.75
  5. Step 5: Solve for x
    x = 108,533,440,569,703.75/9,198,393.26
  6. Step 6: Final answer
    x = 11,799,173.78

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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.