Home / 20,444,930.32-30,670,160.28-6,978,142.48

Finding the Fourth Proportional to 20,444,930.32, 30,670,160.28 and 6,978,142.48

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Solution

The fourth proportional to 20,444,930.32, 30,670,160.28 and 6,978,142.48 is: 10,468,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444,930.32 : 30,670,160.28 = 6,978,142.48 : x
  2. Step 2: Convert to fraction form
    20,444,930.32/30,670,160.28 = 6,978,142.48/x
  3. Step 3: Cross multiply
    20,444,930.32x = 30,670,160.28 × 6,978,142.48
  4. Step 4: Simplify right side
    20,444,930.32x = 214,020,748,318,276.72
  5. Step 5: Solve for x
    x = 214,020,748,318,276.72/20,444,930.32
  6. Step 6: Final answer
    x = 10,468,157.39

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