Finding the Fourth Proportional to 11,178,338.36, 16,750,396.25 and 7,521,525.37
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Solution
The fourth proportional to 11,178,338.36, 16,750,396.25 and 7,521,525.37 is: 11,270,774.44
Step by Step Solution
- Step 1: Write the proportion equation
11,178,338.36 : 16,750,396.25 = 7,521,525.37 : x - Step 2: Convert to fraction form
11,178,338.36/16,750,396.25 = 7,521,525.37/x - Step 3: Cross multiply
11,178,338.36x = 16,750,396.25 × 7,521,525.37 - Step 4: Simplify right side
11,178,338.36x = 125,988,530,230,568.25 - Step 5: Solve for x
x = 125,988,530,230,568.25/11,178,338.36 - Step 6: Final answer
x = 11,270,774.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.