Finding the Fourth Proportional to 10,371,838.05, 15,557,631.93 and 2,694,803.49
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Solution
The fourth proportional to 10,371,838.05, 15,557,631.93 and 2,694,803.49 is: 4,042,172.72
Step by Step Solution
- Step 1: Write the proportion equation
10,371,838.05 : 15,557,631.93 = 2,694,803.49 : x - Step 2: Convert to fraction form
10,371,838.05/15,557,631.93 = 2,694,803.49/x - Step 3: Cross multiply
10,371,838.05x = 15,557,631.93 × 2,694,803.49 - Step 4: Simplify right side
10,371,838.05x = 41,924,760,821,099.44 - Step 5: Solve for x
x = 41,924,760,821,099.44/10,371,838.05 - Step 6: Final answer
x = 4,042,172.72
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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.