Finding the Fourth Proportional to 32,453,872.80, 48,586,330.80 and 31,509,088.80
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Solution
The fourth proportional to 32,453,872.80, 48,586,330.80 and 31,509,088.80 is: 47,171,905.22
Step by Step Solution
- Step 1: Write the proportion equation
32,453,872.80 : 48,586,330.80 = 31,509,088.80 : x - Step 2: Convert to fraction form
32,453,872.80/48,586,330.80 = 31,509,088.80/x - Step 3: Cross multiply
32,453,872.80x = 48,586,330.80 × 31,509,088.80 - Step 4: Simplify right side
32,453,872.80x = 1,530,911,011,643,375 - Step 5: Solve for x
x = 1,530,911,011,643,375/32,453,872.80 - Step 6: Final answer
x = 47,171,905.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.