Finding the Fourth Proportional to 53,260,347.40, 79,819,896.66 and 27,351,602.08
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Solution
The fourth proportional to 53,260,347.40, 79,819,896.66 and 27,351,602.08 is: 40,991,134.27
Step by Step Solution
- Step 1: Write the proportion equation
53,260,347.40 : 79,819,896.66 = 27,351,602.08 : x - Step 2: Convert to fraction form
53,260,347.40/79,819,896.66 = 27,351,602.08/x - Step 3: Cross multiply
53,260,347.40x = 79,819,896.66 × 27,351,602.08 - Step 4: Simplify right side
53,260,347.40x = 2,183,202,051,511,040.75 - Step 5: Solve for x
x = 2,183,202,051,511,040.75/53,260,347.40 - Step 6: Final answer
x = 40,991,134.27
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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.