Finding the Fourth Proportional to 38,370,096.66, 57,557,138.21 and 19,194,376.79
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Solution
The fourth proportional to 38,370,096.66, 57,557,138.21 and 19,194,376.79 is: 28,792,562.27
Step by Step Solution
- Step 1: Write the proportion equation
38,370,096.66 : 57,557,138.21 = 19,194,376.79 : x - Step 2: Convert to fraction form
38,370,096.66/57,557,138.21 = 19,194,376.79/x - Step 3: Cross multiply
38,370,096.66x = 57,557,138.21 × 19,194,376.79 - Step 4: Simplify right side
38,370,096.66x = 1,104,773,397,373,088.50 - Step 5: Solve for x
x = 1,104,773,397,373,088.50/38,370,096.66 - Step 6: Final answer
x = 28,792,562.27
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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.