Finding the Fourth Proportional to 18,627,737.30, 27,946,255.23 and 6,497,375.42
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Solution
The fourth proportional to 18,627,737.30, 27,946,255.23 and 6,497,375.42 is: 9,747,684.80
Step by Step Solution
- Step 1: Write the proportion equation
18,627,737.30 : 27,946,255.23 = 6,497,375.42 : x - Step 2: Convert to fraction form
18,627,737.30/27,946,255.23 = 6,497,375.42/x - Step 3: Cross multiply
18,627,737.30x = 27,946,255.23 × 6,497,375.42 - Step 4: Simplify right side
18,627,737.30x = 181,577,311,812,448.44 - Step 5: Solve for x
x = 181,577,311,812,448.44/18,627,737.30 - Step 6: Final answer
x = 9,747,684.80
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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.