Home / 43,446,628.80-65,169,943.20-13,155,998.40

Finding the Fourth Proportional to 43,446,628.80, 65,169,943.20 and 13,155,998.40

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Solution

The fourth proportional to 43,446,628.80, 65,169,943.20 and 13,155,998.40 is: 19,733,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446,628.80 : 65,169,943.20 = 13,155,998.40 : x
  2. Step 2: Convert to fraction form
    43,446,628.80/65,169,943.20 = 13,155,998.40/x
  3. Step 3: Cross multiply
    43,446,628.80x = 65,169,943.20 × 13,155,998.40
  4. Step 4: Simplify right side
    43,446,628.80x = 857,375,668,467,291
  5. Step 5: Solve for x
    x = 857,375,668,467,291/43,446,628.80
  6. Step 6: Final answer
    x = 19,733,997.60

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