Home / 12,394,354.86-17,086,182.83-8,661,597.03

Finding the Fourth Proportional to 12,394,354.86, 17,086,182.83 and 8,661,597.03

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Solution

The fourth proportional to 12,394,354.86, 17,086,182.83 and 8,661,597.03 is: 11,940,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,354.86 : 17,086,182.83 = 8,661,597.03 : x
  2. Step 2: Convert to fraction form
    12,394,354.86/17,086,182.83 = 8,661,597.03/x
  3. Step 3: Cross multiply
    12,394,354.86x = 17,086,182.83 × 8,661,597.03
  4. Step 4: Simplify right side
    12,394,354.86x = 147,993,630,411,057
  5. Step 5: Solve for x
    x = 147,993,630,411,057/12,394,354.86
  6. Step 6: Final answer
    x = 11,940,406.10

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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.