Home / 13,605,259.44-18,775,257.90-7,493,687.94

Finding the Fourth Proportional to 13,605,259.44, 18,775,257.90 and 7,493,687.94

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Solution

The fourth proportional to 13,605,259.44, 18,775,257.90 and 7,493,687.94 is: 10,341,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,259.44 : 18,775,257.90 = 7,493,687.94 : x
  2. Step 2: Convert to fraction form
    13,605,259.44/18,775,257.90 = 7,493,687.94/x
  3. Step 3: Cross multiply
    13,605,259.44x = 18,775,257.90 × 7,493,687.94
  4. Step 4: Simplify right side
    13,605,259.44x = 140,695,923,695,619.72
  5. Step 5: Solve for x
    x = 140,695,923,695,619.72/13,605,259.44
  6. Step 6: Final answer
    x = 10,341,289.29

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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.