Home / 19,741,807.86-27,243,183.24-10,921,584.84

Finding the Fourth Proportional to 19,741,807.86, 27,243,183.24 and 10,921,584.84

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Solution

The fourth proportional to 19,741,807.86, 27,243,183.24 and 10,921,584.84 is: 15,071,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741,807.86 : 27,243,183.24 = 10,921,584.84 : x
  2. Step 2: Convert to fraction form
    19,741,807.86/27,243,183.24 = 10,921,584.84/x
  3. Step 3: Cross multiply
    19,741,807.86x = 27,243,183.24 × 10,921,584.84
  4. Step 4: Simplify right side
    19,741,807.86x = 297,538,737,067,326.06
  5. Step 5: Solve for x
    x = 297,538,737,067,326.06/19,741,807.86
  6. Step 6: Final answer
    x = 15,071,504.05

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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.