Finding the Fourth Proportional to 11,860,059.68, 17,791,529.09 and 3,340,396.14
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Solution
The fourth proportional to 11,860,059.68, 17,791,529.09 and 3,340,396.14 is: 5,010,999.67
Step by Step Solution
- Step 1: Write the proportion equation
11,860,059.68 : 17,791,529.09 = 3,340,396.14 : x - Step 2: Convert to fraction form
11,860,059.68/17,791,529.09 = 3,340,396.14/x - Step 3: Cross multiply
11,860,059.68x = 17,791,529.09 × 3,340,396.14 - Step 4: Simplify right side
11,860,059.68x = 59,430,755,080,231.73 - Step 5: Solve for x
x = 59,430,755,080,231.73/11,860,059.68 - Step 6: Final answer
x = 5,010,999.67
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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.