Finding the Fourth Proportional to 11,966,933.16, 16,625,856.87 and 11,823,444.09
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Solution
The fourth proportional to 11,966,933.16, 16,625,856.87 and 11,823,444.09 is: 16,426,505.15
Step by Step Solution
- Step 1: Write the proportion equation
11,966,933.16 : 16,625,856.87 = 11,823,444.09 : x - Step 2: Convert to fraction form
11,966,933.16/16,625,856.87 = 11,823,444.09/x - Step 3: Cross multiply
11,966,933.16x = 16,625,856.87 × 11,823,444.09 - Step 4: Simplify right side
11,966,933.16x = 196,574,889,150,787.38 - Step 5: Solve for x
x = 196,574,889,150,787.38/11,966,933.16 - Step 6: Final answer
x = 16,426,505.15
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.