Finding the Fourth Proportional to 8,790,082.88, 13,187,169.18 and 2,724,493.08
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Solution
The fourth proportional to 8,790,082.88, 13,187,169.18 and 2,724,493.08 is: 4,087,373.43
Step by Step Solution
- Step 1: Write the proportion equation
8,790,082.88 : 13,187,169.18 = 2,724,493.08 : x - Step 2: Convert to fraction form
8,790,082.88/13,187,169.18 = 2,724,493.08/x - Step 3: Cross multiply
8,790,082.88x = 13,187,169.18 × 2,724,493.08 - Step 4: Simplify right side
8,790,082.88x = 35,928,351,175,699.27 - Step 5: Solve for x
x = 35,928,351,175,699.27/8,790,082.88 - Step 6: Final answer
x = 4,087,373.43
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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.