Home / 12,175,570.53-18,262,912.82-3,655,685.61

Finding the Fourth Proportional to 12,175,570.53, 18,262,912.82 and 3,655,685.61

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Solution

The fourth proportional to 12,175,570.53, 18,262,912.82 and 3,655,685.61 is: 5,483,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,570.53 : 18,262,912.82 = 3,655,685.61 : x
  2. Step 2: Convert to fraction form
    12,175,570.53/18,262,912.82 = 3,655,685.61/x
  3. Step 3: Cross multiply
    12,175,570.53x = 18,262,912.82 × 3,655,685.61
  4. Step 4: Simplify right side
    12,175,570.53x = 66,763,467,574,480.09
  5. Step 5: Solve for x
    x = 66,763,467,574,480.09/12,175,570.53
  6. Step 6: Final answer
    x = 5,483,395.41

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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.