Home / 13,605,257.44-18,775,255.14-7,493,685.94

Finding the Fourth Proportional to 13,605,257.44, 18,775,255.14 and 7,493,685.94

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Solution

The fourth proportional to 13,605,257.44, 18,775,255.14 and 7,493,685.94 is: 10,341,286.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,257.44 : 18,775,255.14 = 7,493,685.94 : x
  2. Step 2: Convert to fraction form
    13,605,257.44/18,775,255.14 = 7,493,685.94/x
  3. Step 3: Cross multiply
    13,605,257.44x = 18,775,255.14 × 7,493,685.94
  4. Step 4: Simplify right side
    13,605,257.44x = 140,695,865,462,530.75
  5. Step 5: Solve for x
    x = 140,695,865,462,530.75/13,605,257.44
  6. Step 6: Final answer
    x = 10,341,286.53

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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.