Home / 20,002,007.70-30,003,011.55-19,218,186.90

Finding the Fourth Proportional to 20,002,007.70, 30,003,011.55 and 19,218,186.90

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Solution

The fourth proportional to 20,002,007.70, 30,003,011.55 and 19,218,186.90 is: 28,827,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002,007.70 : 30,003,011.55 = 19,218,186.90 : x
  2. Step 2: Convert to fraction form
    20,002,007.70/30,003,011.55 = 19,218,186.90/x
  3. Step 3: Cross multiply
    20,002,007.70x = 30,003,011.55 × 19,218,186.90
  4. Step 4: Simplify right side
    20,002,007.70x = 576,603,483,530,758.62
  5. Step 5: Solve for x
    x = 576,603,483,530,758.62/20,002,007.70
  6. Step 6: Final answer
    x = 28,827,280.35

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