Home / 14,568,978.39-20,104,663.25-8,042,467.77

Finding the Fourth Proportional to 14,568,978.39, 20,104,663.25 and 8,042,467.77

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Solution

The fourth proportional to 14,568,978.39, 20,104,663.25 and 8,042,467.77 is: 11,098,314.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568,978.39 : 20,104,663.25 = 8,042,467.77 : x
  2. Step 2: Convert to fraction form
    14,568,978.39/20,104,663.25 = 8,042,467.77/x
  3. Step 3: Cross multiply
    14,568,978.39x = 20,104,663.25 × 8,042,467.77
  4. Step 4: Simplify right side
    14,568,978.39x = 161,691,106,174,616.12
  5. Step 5: Solve for x
    x = 161,691,106,174,616.12/14,568,978.39
  6. Step 6: Final answer
    x = 11,098,314.64

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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.