Finding the Fourth Proportional to 8,011,706.68, 12,010,231.14 and 3,459,908.44
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Solution
The fourth proportional to 8,011,706.68, 12,010,231.14 and 3,459,908.44 is: 5,186,697.63
Step by Step Solution
- Step 1: Write the proportion equation
8,011,706.68 : 12,010,231.14 = 3,459,908.44 : x - Step 2: Convert to fraction form
8,011,706.68/12,010,231.14 = 3,459,908.44/x - Step 3: Cross multiply
8,011,706.68x = 12,010,231.14 × 3,459,908.44 - Step 4: Simplify right side
8,011,706.68x = 41,554,300,087,636.82 - Step 5: Solve for x
x = 41,554,300,087,636.82/8,011,706.68 - Step 6: Final answer
x = 5,186,697.63
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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.