Finding the Fourth Proportional to 15,545,589.42, 23,311,611.79 and 8,257,454.24
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Solution
The fourth proportional to 15,545,589.42, 23,311,611.79 and 8,257,454.24 is: 12,382,584.05
Step by Step Solution
- Step 1: Write the proportion equation
15,545,589.42 : 23,311,611.79 = 8,257,454.24 : x - Step 2: Convert to fraction form
15,545,589.42/23,311,611.79 = 8,257,454.24/x - Step 3: Cross multiply
15,545,589.42x = 23,311,611.79 × 8,257,454.24 - Step 4: Simplify right side
15,545,589.42x = 192,494,567,654,204.88 - Step 5: Solve for x
x = 192,494,567,654,204.88/15,545,589.42 - Step 6: Final answer
x = 12,382,584.05
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1.5x scale
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.