Home / 14,951,936.18-20,633,668.75-8,076,418.31

Finding the Fourth Proportional to 14,951,936.18, 20,633,668.75 and 8,076,418.31

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Solution

The fourth proportional to 14,951,936.18, 20,633,668.75 and 8,076,418.31 is: 11,145,455.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951,936.18 : 20,633,668.75 = 8,076,418.31 : x
  2. Step 2: Convert to fraction form
    14,951,936.18/20,633,668.75 = 8,076,418.31/x
  3. Step 3: Cross multiply
    14,951,936.18x = 20,633,668.75 × 8,076,418.31
  4. Step 4: Simplify right side
    14,951,936.18x = 166,646,140,156,654.50
  5. Step 5: Solve for x
    x = 166,646,140,156,654.50/14,951,936.18
  6. Step 6: Final answer
    x = 11,145,455.55

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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.