Finding the Fourth Proportional to 19,956,872.80, 29,893,318.80 and 16,597,640.80
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Solution
The fourth proportional to 19,956,872.80, 29,893,318.80 and 16,597,640.80 is: 24,861,538.82
Step by Step Solution
- Step 1: Write the proportion equation
19,956,872.80 : 29,893,318.80 = 16,597,640.80 : x - Step 2: Convert to fraction form
19,956,872.80/29,893,318.80 = 16,597,640.80/x - Step 3: Cross multiply
19,956,872.80x = 29,893,318.80 × 16,597,640.80 - Step 4: Simplify right side
19,956,872.80x = 496,158,567,762,287.06 - Step 5: Solve for x
x = 496,158,567,762,287.06/19,956,872.80 - Step 6: Final answer
x = 24,861,538.82
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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.