Home / 28,699,983.86-43,049,979.03-11,660,668.34

Finding the Fourth Proportional to 28,699,983.86, 43,049,979.03 and 11,660,668.34

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Solution

The fourth proportional to 28,699,983.86, 43,049,979.03 and 11,660,668.34 is: 17,491,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699,983.86 : 43,049,979.03 = 11,660,668.34 : x
  2. Step 2: Convert to fraction form
    28,699,983.86/43,049,979.03 = 11,660,668.34/x
  3. Step 3: Cross multiply
    28,699,983.86x = 43,049,979.03 × 11,660,668.34
  4. Step 4: Simplify right side
    28,699,983.86x = 501,991,527,512,784.94
  5. Step 5: Solve for x
    x = 501,991,527,512,784.94/28,699,983.86
  6. Step 6: Final answer
    x = 17,491,003.83

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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.