Finding the Fourth Proportional to 54,907,754.58, 82,276,481.75 and 31,821,428.07
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Solution
The fourth proportional to 54,907,754.58, 82,276,481.75 and 31,821,428.07 is: 47,682,793.91
Step by Step Solution
- Step 1: Write the proportion equation
54,907,754.58 : 82,276,481.75 = 31,821,428.07 : x - Step 2: Convert to fraction form
54,907,754.58/82,276,481.75 = 31,821,428.07/x - Step 3: Cross multiply
54,907,754.58x = 82,276,481.75 × 31,821,428.07 - Step 4: Simplify right side
54,907,754.58x = 2,618,155,145,701,186 - Step 5: Solve for x
x = 2,618,155,145,701,186/54,907,754.58 - Step 6: Final answer
x = 47,682,793.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.