Finding the Fourth Proportional to 45,543,611.55, 68,206,818.68 and 29,097,157.98
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Solution
The fourth proportional to 45,543,611.55, 68,206,818.68 and 29,097,157.98 is: 43,576,354.86
Step by Step Solution
- Step 1: Write the proportion equation
45,543,611.55 : 68,206,818.68 = 29,097,157.98 : x - Step 2: Convert to fraction form
45,543,611.55/68,206,818.68 = 29,097,157.98/x - Step 3: Cross multiply
45,543,611.55x = 68,206,818.68 × 29,097,157.98 - Step 4: Simplify right side
45,543,611.55x = 1,984,624,578,472,091.50 - Step 5: Solve for x
x = 1,984,624,578,472,091.50/45,543,611.55 - Step 6: Final answer
x = 43,576,354.86
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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.