Finding the Fourth Proportional to 18,007,516.44, 27,002,867.52 and 6,491,467.08
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Solution
The fourth proportional to 18,007,516.44, 27,002,867.52 and 6,491,467.08 is: 9,734,169.96
Step by Step Solution
- Step 1: Write the proportion equation
18,007,516.44 : 27,002,867.52 = 6,491,467.08 : x - Step 2: Convert to fraction form
18,007,516.44/27,002,867.52 = 6,491,467.08/x - Step 3: Cross multiply
18,007,516.44x = 27,002,867.52 × 6,491,467.08 - Step 4: Simplify right side
18,007,516.44x = 175,288,225,571,681.25 - Step 5: Solve for x
x = 175,288,225,571,681.25/18,007,516.44 - Step 6: Final answer
x = 9,734,169.96
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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.