Finding the Fourth Proportional to 11,747,232.88, 16,180,976.28 and 8,303,553.52
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Solution
The fourth proportional to 11,747,232.88, 16,180,976.28 and 8,303,553.52 is: 11,437,553.33
Step by Step Solution
- Step 1: Write the proportion equation
11,747,232.88 : 16,180,976.28 = 8,303,553.52 : x - Step 2: Convert to fraction form
11,747,232.88/16,180,976.28 = 8,303,553.52/x - Step 3: Cross multiply
11,747,232.88x = 16,180,976.28 × 8,303,553.52 - Step 4: Simplify right side
11,747,232.88x = 134,359,602,546,830.50 - Step 5: Solve for x
x = 134,359,602,546,830.50/11,747,232.88 - Step 6: Final answer
x = 11,437,553.33
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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.