Home / 13,175,593.06-18,178,173.74-7,373,452.90

Finding the Fourth Proportional to 13,175,593.06, 18,178,173.74 and 7,373,452.90

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Solution

The fourth proportional to 13,175,593.06, 18,178,173.74 and 7,373,452.90 is: 10,173,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175,593.06 : 18,178,173.74 = 7,373,452.90 : x
  2. Step 2: Convert to fraction form
    13,175,593.06/18,178,173.74 = 7,373,452.90/x
  3. Step 3: Cross multiply
    13,175,593.06x = 18,178,173.74 × 7,373,452.90
  4. Step 4: Simplify right side
    13,175,593.06x = 134,035,907,879,906.84
  5. Step 5: Solve for x
    x = 134,035,907,879,906.84/13,175,593.06
  6. Step 6: Final answer
    x = 10,173,045.51

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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.