Home / 47,689,172.80-71,543,090.40-20,395,412.80

Finding the Fourth Proportional to 47,689,172.80, 71,543,090.40 and 20,395,412.80

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Solution

The fourth proportional to 47,689,172.80, 71,543,090.40 and 20,395,412.80 is: 30,597,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,689,172.80 : 71,543,090.40 = 20,395,412.80 : x
  2. Step 2: Convert to fraction form
    47,689,172.80/71,543,090.40 = 20,395,412.80/x
  3. Step 3: Cross multiply
    47,689,172.80x = 71,543,090.40 × 20,395,412.80
  4. Step 4: Simplify right side
    47,689,172.80x = 1,459,150,861,695,717.25
  5. Step 5: Solve for x
    x = 1,459,150,861,695,717.25/47,689,172.80
  6. Step 6: Final answer
    x = 30,597,109.91

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