Home / 20,956,348.86-31,434,524.73-5,810,280.78

Finding the Fourth Proportional to 20,956,348.86, 31,434,524.73 and 5,810,280.78

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Solution

The fourth proportional to 20,956,348.86, 31,434,524.73 and 5,810,280.78 is: 8,715,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,956,348.86 : 31,434,524.73 = 5,810,280.78 : x
  2. Step 2: Convert to fraction form
    20,956,348.86/31,434,524.73 = 5,810,280.78/x
  3. Step 3: Cross multiply
    20,956,348.86x = 31,434,524.73 × 5,810,280.78
  4. Step 4: Simplify right side
    20,956,348.86x = 182,643,414,867,153.69
  5. Step 5: Solve for x
    x = 182,643,414,867,153.69/20,956,348.86
  6. Step 6: Final answer
    x = 8,715,421.57

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