Home / 18,535,200.58-27,807,431.73-13,080,944.80

Finding the Fourth Proportional to 18,535,200.58, 27,807,431.73 and 13,080,944.80

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Solution

The fourth proportional to 18,535,200.58, 27,807,431.73 and 13,080,944.80 is: 19,624,685.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,200.58 : 27,807,431.73 = 13,080,944.80 : x
  2. Step 2: Convert to fraction form
    18,535,200.58/27,807,431.73 = 13,080,944.80/x
  3. Step 3: Cross multiply
    18,535,200.58x = 27,807,431.73 × 13,080,944.80
  4. Step 4: Simplify right side
    18,535,200.58x = 363,747,479,489,898.50
  5. Step 5: Solve for x
    x = 363,747,479,489,898.50/18,535,200.58
  6. Step 6: Final answer
    x = 19,624,685.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.