Home / 14,563,986.20-21,859,976.10-7,383,627.80

Finding the Fourth Proportional to 14,563,986.20, 21,859,976.10 and 7,383,627.80

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Solution

The fourth proportional to 14,563,986.20, 21,859,976.10 and 7,383,627.80 is: 11,082,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563,986.20 : 21,859,976.10 = 7,383,627.80 : x
  2. Step 2: Convert to fraction form
    14,563,986.20/21,859,976.10 = 7,383,627.80/x
  3. Step 3: Cross multiply
    14,563,986.20x = 21,859,976.10 × 7,383,627.80
  4. Step 4: Simplify right side
    14,563,986.20x = 161,405,927,239,295.59
  5. Step 5: Solve for x
    x = 161,405,927,239,295.59/14,563,986.20
  6. Step 6: Final answer
    x = 11,082,537.78

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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.