Home / 13,253,159.20-19,879,738.80-9,222,080.80

Finding the Fourth Proportional to 13,253,159.20, 19,879,738.80 and 9,222,080.80

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Solution

The fourth proportional to 13,253,159.20, 19,879,738.80 and 9,222,080.80 is: 13,833,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,159.20 : 19,879,738.80 = 9,222,080.80 : x
  2. Step 2: Convert to fraction form
    13,253,159.20/19,879,738.80 = 9,222,080.80/x
  3. Step 3: Cross multiply
    13,253,159.20x = 19,879,738.80 × 9,222,080.80
  4. Step 4: Simplify right side
    13,253,159.20x = 183,332,557,496,495.06
  5. Step 5: Solve for x
    x = 183,332,557,496,495.06/13,253,159.20
  6. Step 6: Final answer
    x = 13,833,121.20

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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.