Finding the Fourth Proportional to 68,183,761.26, 102,290,754.69 and 19,657,828.20
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Solution
The fourth proportional to 68,183,761.26, 102,290,754.69 and 19,657,828.20 is: 29,491,099.42
Step by Step Solution
- Step 1: Write the proportion equation
68,183,761.26 : 102,290,754.69 = 19,657,828.20 : x - Step 2: Convert to fraction form
68,183,761.26/102,290,754.69 = 19,657,828.20/x - Step 3: Cross multiply
68,183,761.26x = 102,290,754.69 × 19,657,828.20 - Step 4: Simplify right side
68,183,761.26x = 2,010,814,082,144,364.25 - Step 5: Solve for x
x = 2,010,814,082,144,364.25/68,183,761.26 - Step 6: Final answer
x = 29,491,099.42
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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.