Home / 14,261,991.60-21,381,789.96-9,760,620.72

Finding the Fourth Proportional to 14,261,991.60, 21,381,789.96 and 9,760,620.72

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Solution

The fourth proportional to 14,261,991.60, 21,381,789.96 and 9,760,620.72 is: 14,633,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261,991.60 : 21,381,789.96 = 9,760,620.72 : x
  2. Step 2: Convert to fraction form
    14,261,991.60/21,381,789.96 = 9,760,620.72/x
  3. Step 3: Cross multiply
    14,261,991.60x = 21,381,789.96 × 9,760,620.72
  4. Step 4: Simplify right side
    14,261,991.60x = 208,699,542,114,264
  5. Step 5: Solve for x
    x = 208,699,542,114,264/14,261,991.60
  6. Step 6: Final answer
    x = 14,633,267.78

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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.