Home / 12,552,496.74-18,821,428.62-4,867,162.80

Finding the Fourth Proportional to 12,552,496.74, 18,821,428.62 and 4,867,162.80

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Solution

The fourth proportional to 12,552,496.74, 18,821,428.62 and 4,867,162.80 is: 7,297,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552,496.74 : 18,821,428.62 = 4,867,162.80 : x
  2. Step 2: Convert to fraction form
    12,552,496.74/18,821,428.62 = 4,867,162.80/x
  3. Step 3: Cross multiply
    12,552,496.74x = 18,821,428.62 × 4,867,162.80
  4. Step 4: Simplify right side
    12,552,496.74x = 91,606,957,222,119.34
  5. Step 5: Solve for x
    x = 91,606,957,222,119.34/12,552,496.74
  6. Step 6: Final answer
    x = 7,297,907.27

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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.