Finding the Fourth Proportional to 18,647,463.08, 27,975,521.79 and 5,867,635.63
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Solution
The fourth proportional to 18,647,463.08, 27,975,521.79 and 5,867,635.63 is: 8,802,815.04
Step by Step Solution
- Step 1: Write the proportion equation
18,647,463.08 : 27,975,521.79 = 5,867,635.63 : x - Step 2: Convert to fraction form
18,647,463.08/27,975,521.79 = 5,867,635.63/x - Step 3: Cross multiply
18,647,463.08x = 27,975,521.79 × 5,867,635.63 - Step 4: Simplify right side
18,647,463.08x = 164,150,168,352,906.59 - Step 5: Solve for x
x = 164,150,168,352,906.59/18,647,463.08 - Step 6: Final answer
x = 8,802,815.04
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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.