Home / 11,639,744.80-16,062,852.26-6,747,802.72

Finding the Fourth Proportional to 11,639,744.80, 16,062,852.26 and 6,747,802.72

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Solution

The fourth proportional to 11,639,744.80, 16,062,852.26 and 6,747,802.72 is: 9,311,970.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,744.80 : 16,062,852.26 = 6,747,802.72 : x
  2. Step 2: Convert to fraction form
    11,639,744.80/16,062,852.26 = 6,747,802.72/x
  3. Step 3: Cross multiply
    11,639,744.80x = 16,062,852.26 × 6,747,802.72
  4. Step 4: Simplify right side
    11,639,744.80x = 108,388,958,170,986.14
  5. Step 5: Solve for x
    x = 108,388,958,170,986.14/11,639,744.80
  6. Step 6: Final answer
    x = 9,311,970.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.