Finding the Fourth Proportional to 71,080,608.68, 106,620,914.18 and 17,227,920.68
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Solution
The fourth proportional to 71,080,608.68, 106,620,914.18 and 17,227,920.68 is: 25,841,881.30
Step by Step Solution
- Step 1: Write the proportion equation
71,080,608.68 : 106,620,914.18 = 17,227,920.68 : x - Step 2: Convert to fraction form
71,080,608.68/106,620,914.18 = 17,227,920.68/x - Step 3: Cross multiply
71,080,608.68x = 106,620,914.18 × 17,227,920.68 - Step 4: Simplify right side
71,080,608.68x = 1,836,856,652,322,127.25 - Step 5: Solve for x
x = 1,836,856,652,322,127.25/71,080,608.68 - Step 6: Final answer
x = 25,841,881.30
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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.