Home / 21,138,853.70-31,696,741.38-6,364,793.90

Finding the Fourth Proportional to 21,138,853.70, 31,696,741.38 and 6,364,793.90

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Solution

The fourth proportional to 21,138,853.70, 31,696,741.38 and 6,364,793.90 is: 9,543,716.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,138,853.70 : 31,696,741.38 = 6,364,793.90 : x
  2. Step 2: Convert to fraction form
    21,138,853.70/31,696,741.38 = 6,364,793.90/x
  3. Step 3: Cross multiply
    21,138,853.70x = 31,696,741.38 × 6,364,793.90
  4. Step 4: Simplify right side
    21,138,853.70x = 201,743,226,185,301.59
  5. Step 5: Solve for x
    x = 201,743,226,185,301.59/21,138,853.70
  6. Step 6: Final answer
    x = 9,543,716.47

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