Home / 13,946,016.64-19,245,996.32-7,751,186.88

Finding the Fourth Proportional to 13,946,016.64, 19,245,996.32 and 7,751,186.88

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Solution

The fourth proportional to 13,946,016.64, 19,245,996.32 and 7,751,186.88 is: 10,696,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946,016.64 : 19,245,996.32 = 7,751,186.88 : x
  2. Step 2: Convert to fraction form
    13,946,016.64/19,245,996.32 = 7,751,186.88/x
  3. Step 3: Cross multiply
    13,946,016.64x = 19,245,996.32 × 7,751,186.88
  4. Step 4: Simplify right side
    13,946,016.64x = 149,179,314,168,112.28
  5. Step 5: Solve for x
    x = 149,179,314,168,112.28/13,946,016.64
  6. Step 6: Final answer
    x = 10,696,912.10

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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.