Finding the Fourth Proportional to 35,474,173.56, 48,967,634.70 and 27,618,119.64
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Solution
The fourth proportional to 35,474,173.56, 48,967,634.70 and 27,618,119.64 is: 38,123,340.39
Step by Step Solution
- Step 1: Write the proportion equation
35,474,173.56 : 48,967,634.70 = 27,618,119.64 : x - Step 2: Convert to fraction form
35,474,173.56/48,967,634.70 = 27,618,119.64/x - Step 3: Cross multiply
35,474,173.56x = 48,967,634.70 × 27,618,119.64 - Step 4: Simplify right side
35,474,173.56x = 1,352,393,993,632,415.50 - Step 5: Solve for x
x = 1,352,393,993,632,415.50/35,474,173.56 - Step 6: Final answer
x = 38,123,340.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.