Finding the Fourth Proportional to 7,541,257.14, 11,311,732.62 and 1,861,530.66
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Solution
The fourth proportional to 7,541,257.14, 11,311,732.62 and 1,861,530.66 is: 2,792,258.20
Step by Step Solution
- Step 1: Write the proportion equation
7,541,257.14 : 11,311,732.62 = 1,861,530.66 : x - Step 2: Convert to fraction form
7,541,257.14/11,311,732.62 = 1,861,530.66/x - Step 3: Cross multiply
7,541,257.14x = 11,311,732.62 × 1,861,530.66 - Step 4: Simplify right side
7,541,257.14x = 21,057,137,089,852.12 - Step 5: Solve for x
x = 21,057,137,089,852.12/7,541,257.14 - Step 6: Final answer
x = 2,792,258.20
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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.