Home / 27,379,940.67-37,786,416.64-15,619,467.98

Finding the Fourth Proportional to 27,379,940.67, 37,786,416.64 and 15,619,467.98

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Solution

The fourth proportional to 27,379,940.67, 37,786,416.64 and 15,619,467.98 is: 21,556,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379,940.67 : 37,786,416.64 = 15,619,467.98 : x
  2. Step 2: Convert to fraction form
    27,379,940.67/37,786,416.64 = 15,619,467.98/x
  3. Step 3: Cross multiply
    27,379,940.67x = 37,786,416.64 × 15,619,467.98
  4. Step 4: Simplify right side
    27,379,940.67x = 590,203,724,842,836.62
  5. Step 5: Solve for x
    x = 590,203,724,842,836.62/27,379,940.67
  6. Step 6: Final answer
    x = 21,556,062.96

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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.