Finding the Fourth Proportional to 6,441,614.06, 8,889,456.21 and 3,541,191.80
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Solution
The fourth proportional to 6,441,614.06, 8,889,456.21 and 3,541,191.80 is: 4,886,860.52
Step by Step Solution
- Step 1: Write the proportion equation
6,441,614.06 : 8,889,456.21 = 3,541,191.80 : x - Step 2: Convert to fraction form
6,441,614.06/8,889,456.21 = 3,541,191.80/x - Step 3: Cross multiply
6,441,614.06x = 8,889,456.21 × 3,541,191.80 - Step 4: Simplify right side
6,441,614.06x = 31,479,269,437,311.08 - Step 5: Solve for x
x = 31,479,269,437,311.08/6,441,614.06 - Step 6: Final answer
x = 4,886,860.52
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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.