Finding the Fourth Proportional to 8,163,872.71, 11,266,141.08 and 4,492,789.28
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Solution
The fourth proportional to 8,163,872.71, 11,266,141.08 and 4,492,789.28 is: 6,200,047.41
Step by Step Solution
- Step 1: Write the proportion equation
8,163,872.71 : 11,266,141.08 = 4,492,789.28 : x - Step 2: Convert to fraction form
8,163,872.71/11,266,141.08 = 4,492,789.28/x - Step 3: Cross multiply
8,163,872.71x = 11,266,141.08 × 4,492,789.28 - Step 4: Simplify right side
8,163,872.71x = 50,616,397,816,998.95 - Step 5: Solve for x
x = 50,616,397,816,998.95/8,163,872.71 - Step 6: Final answer
x = 6,200,047.41
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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.