Finding the Fourth Proportional to 18,125,069.84, 27,183,660.60 and 5,991,666.80
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Solution
The fourth proportional to 18,125,069.84, 27,183,660.60 and 5,991,666.80 is: 8,986,196.37
Step by Step Solution
- Step 1: Write the proportion equation
18,125,069.84 : 27,183,660.60 = 5,991,666.80 : x - Step 2: Convert to fraction form
18,125,069.84/27,183,660.60 = 5,991,666.80/x - Step 3: Cross multiply
18,125,069.84x = 27,183,660.60 × 5,991,666.80 - Step 4: Simplify right side
18,125,069.84x = 162,875,436,719,488.09 - Step 5: Solve for x
x = 162,875,436,719,488.09/18,125,069.84 - Step 6: Final answer
x = 8,986,196.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.