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Finding the Third Proportional to 9,978,914 and 13,903,140

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Solution

The third proportional to 9,978,914 and 13,903,140 is: 19,370,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,978,914 : 13,903,140 = 13,903,140 : x
  2. Step 2: Convert to fraction form
    9,978,914/13,903,140 = 13,903,140/x
  3. Step 3: Cross multiply
    9,978,914x = 13,903,140 × 13,903,140
  4. Step 4: Simplify right side
    9,978,914x = 193,297,301,859,600
  5. Step 5: Solve for x
    x = 193,297,301,859,600/9,978,914
  6. Step 6: Final answer
    x = 19,370,574.98

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