Finding the Fourth Proportional to 6,436,585.16, 8,882,578.50 and 3,536,244.08
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Solution
The fourth proportional to 6,436,585.16, 8,882,578.50 and 3,536,244.08 is: 4,880,066.81
Step by Step Solution
- Step 1: Write the proportion equation
6,436,585.16 : 8,882,578.50 = 3,536,244.08 : x - Step 2: Convert to fraction form
6,436,585.16/8,882,578.50 = 3,536,244.08/x - Step 3: Cross multiply
6,436,585.16x = 8,882,578.50 × 3,536,244.08 - Step 4: Simplify right side
6,436,585.16x = 31,410,965,635,760.28 - Step 5: Solve for x
x = 31,410,965,635,760.28/6,436,585.16 - Step 6: Final answer
x = 4,880,066.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.