Home / 27,144,729.60-40,722,999.30-8,945,827.80

Finding the Fourth Proportional to 27,144,729.60, 40,722,999.30 and 8,945,827.80

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Solution

The fourth proportional to 27,144,729.60, 40,722,999.30 and 8,945,827.80 is: 13,420,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144,729.60 : 40,722,999.30 = 8,945,827.80 : x
  2. Step 2: Convert to fraction form
    27,144,729.60/40,722,999.30 = 8,945,827.80/x
  3. Step 3: Cross multiply
    27,144,729.60x = 40,722,999.30 × 8,945,827.80
  4. Step 4: Simplify right side
    27,144,729.60x = 364,300,939,237,320.56
  5. Step 5: Solve for x
    x = 364,300,939,237,320.56/27,144,729.60
  6. Step 6: Final answer
    x = 13,420,687.72

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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.