Finding the Fourth Proportional to 19,117,324.37, 28,687,944.29 and 7,757,773.00
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Solution
The fourth proportional to 19,117,324.37, 28,687,944.29 and 7,757,773.00 is: 11,641,511.92
Step by Step Solution
- Step 1: Write the proportion equation
19,117,324.37 : 28,687,944.29 = 7,757,773.00 : x - Step 2: Convert to fraction form
19,117,324.37/28,687,944.29 = 7,757,773.00/x - Step 3: Cross multiply
19,117,324.37x = 28,687,944.29 × 7,757,773.00 - Step 4: Simplify right side
19,117,324.37x = 222,554,559,527,957.44 - Step 5: Solve for x
x = 222,554,559,527,957.44/19,117,324.37 - Step 6: Final answer
x = 11,641,511.92
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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.