Home / 9,954,384.44-13,729,971.42-6,645,012.39

Finding the Fourth Proportional to 9,954,384.44, 13,729,971.42 and 6,645,012.39

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Solution

The fourth proportional to 9,954,384.44, 13,729,971.42 and 6,645,012.39 is: 9,165,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954,384.44 : 13,729,971.42 = 6,645,012.39 : x
  2. Step 2: Convert to fraction form
    9,954,384.44/13,729,971.42 = 6,645,012.39/x
  3. Step 3: Cross multiply
    9,954,384.44x = 13,729,971.42 × 6,645,012.39
  4. Step 4: Simplify right side
    9,954,384.44x = 91,235,830,200,245.89
  5. Step 5: Solve for x
    x = 91,235,830,200,245.89/9,954,384.44
  6. Step 6: Final answer
    x = 9,165,391.47

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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.