Finding the Fourth Proportional to 13,874,410.44, 20,811,115.62 and 3,639,188.52
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Solution
The fourth proportional to 13,874,410.44, 20,811,115.62 and 3,639,188.52 is: 5,458,651.62
Step by Step Solution
- Step 1: Write the proportion equation
13,874,410.44 : 20,811,115.62 = 3,639,188.52 : x - Step 2: Convert to fraction form
13,874,410.44/20,811,115.62 = 3,639,188.52/x - Step 3: Cross multiply
13,874,410.44x = 20,811,115.62 × 3,639,188.52 - Step 4: Simplify right side
13,874,410.44x = 75,735,573,052,696.69 - Step 5: Solve for x
x = 75,735,573,052,696.69/13,874,410.44 - Step 6: Final answer
x = 5,458,651.62
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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.