Finding the Fourth Proportional to 11,711,695.17, 17,541,957.26 and 4,867,517.53
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Solution
The fourth proportional to 11,711,695.17, 17,541,957.26 and 4,867,517.53 is: 7,290,642.66
Step by Step Solution
- Step 1: Write the proportion equation
11,711,695.17 : 17,541,957.26 = 4,867,517.53 : x - Step 2: Convert to fraction form
11,711,695.17/17,541,957.26 = 4,867,517.53/x - Step 3: Cross multiply
11,711,695.17x = 17,541,957.26 × 4,867,517.53 - Step 4: Simplify right side
11,711,695.17x = 85,385,784,449,223.17 - Step 5: Solve for x
x = 85,385,784,449,223.17/11,711,695.17 - Step 6: Final answer
x = 7,290,642.66
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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.