Home / 18,535,189.23-27,807,414.71-13,080,933.57

Finding the Fourth Proportional to 18,535,189.23, 27,807,414.71 and 13,080,933.57

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Solution

The fourth proportional to 18,535,189.23, 27,807,414.71 and 13,080,933.57 is: 19,624,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,189.23 : 27,807,414.71 = 13,080,933.57 : x
  2. Step 2: Convert to fraction form
    18,535,189.23/27,807,414.71 = 13,080,933.57/x
  3. Step 3: Cross multiply
    18,535,189.23x = 27,807,414.71 × 13,080,933.57
  4. Step 4: Simplify right side
    18,535,189.23x = 363,746,944,509,546.12
  5. Step 5: Solve for x
    x = 363,746,944,509,546.12/18,535,189.23
  6. Step 6: Final answer
    x = 19,624,668.52

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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.