Home / 12,069,015.80-18,124,518.90-6,400,311.80

Finding the Fourth Proportional to 12,069,015.80, 18,124,518.90 and 6,400,311.80

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Solution

The fourth proportional to 12,069,015.80, 18,124,518.90 and 6,400,311.80 is: 9,611,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,015.80 : 18,124,518.90 = 6,400,311.80 : x
  2. Step 2: Convert to fraction form
    12,069,015.80/18,124,518.90 = 6,400,311.80/x
  3. Step 3: Cross multiply
    12,069,015.80x = 18,124,518.90 × 6,400,311.80
  4. Step 4: Simplify right side
    12,069,015.80x = 116,002,572,184,993
  5. Step 5: Solve for x
    x = 116,002,572,184,993/12,069,015.80
  6. Step 6: Final answer
    x = 9,611,601.65

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