Finding the Fourth Proportional to 11,689,226.71, 16,131,849.03 and 6,532,999.99
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Solution
The fourth proportional to 11,689,226.71, 16,131,849.03 and 6,532,999.99 is: 9,015,940.25
Step by Step Solution
- Step 1: Write the proportion equation
11,689,226.71 : 16,131,849.03 = 6,532,999.99 : x - Step 2: Convert to fraction form
11,689,226.71/16,131,849.03 = 6,532,999.99/x - Step 3: Cross multiply
11,689,226.71x = 16,131,849.03 × 6,532,999.99 - Step 4: Simplify right side
11,689,226.71x = 105,389,369,551,671.52 - Step 5: Solve for x
x = 105,389,369,551,671.52/11,689,226.71 - Step 6: Final answer
x = 9,015,940.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.