Home / 31,289,561.62-43,181,590.53-17,538,529.30

Finding the Fourth Proportional to 31,289,561.62, 43,181,590.53 and 17,538,529.30

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Solution

The fourth proportional to 31,289,561.62, 43,181,590.53 and 17,538,529.30 is: 24,204,288.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,289,561.62 : 43,181,590.53 = 17,538,529.30 : x
  2. Step 2: Convert to fraction form
    31,289,561.62/43,181,590.53 = 17,538,529.30/x
  3. Step 3: Cross multiply
    31,289,561.62x = 43,181,590.53 × 17,538,529.30
  4. Step 4: Simplify right side
    31,289,561.62x = 757,341,590,731,007.62
  5. Step 5: Solve for x
    x = 757,341,590,731,007.62/31,289,561.62
  6. Step 6: Final answer
    x = 24,204,288.96

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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.