Home / 19,873,926.23-27,426,133.31-11,172,022.70

Finding the Fourth Proportional to 19,873,926.23, 27,426,133.31 and 11,172,022.70

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Solution

The fourth proportional to 19,873,926.23, 27,426,133.31 and 11,172,022.70 is: 15,417,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873,926.23 : 27,426,133.31 = 11,172,022.70 : x
  2. Step 2: Convert to fraction form
    19,873,926.23/27,426,133.31 = 11,172,022.70/x
  3. Step 3: Cross multiply
    19,873,926.23x = 27,426,133.31 × 11,172,022.70
  4. Step 4: Simplify right side
    19,873,926.23x = 306,405,383,719,555.38
  5. Step 5: Solve for x
    x = 306,405,383,719,555.38/19,873,926.23
  6. Step 6: Final answer
    x = 15,417,456.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.