Finding the Fourth Proportional to 13,324,321.68, 19,993,872.76 and 6,500,950.94
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Solution
The fourth proportional to 13,324,321.68, 19,993,872.76 and 6,500,950.94 is: 9,755,032.12
Step by Step Solution
- Step 1: Write the proportion equation
13,324,321.68 : 19,993,872.76 = 6,500,950.94 : x - Step 2: Convert to fraction form
13,324,321.68/19,993,872.76 = 6,500,950.94/x - Step 3: Cross multiply
13,324,321.68x = 19,993,872.76 × 6,500,950.94 - Step 4: Simplify right side
13,324,321.68x = 129,979,185,913,362.41 - Step 5: Solve for x
x = 129,979,185,913,362.41/13,324,321.68 - Step 6: Final answer
x = 9,755,032.12
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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.