Finding the Fourth Proportional to 13,082,735.49, 19,622,557.74 and 3,498,856.80
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Solution
The fourth proportional to 13,082,735.49, 19,622,557.74 and 3,498,856.80 is: 5,247,871.87
Step by Step Solution
- Step 1: Write the proportion equation
13,082,735.49 : 19,622,557.74 = 3,498,856.80 : x - Step 2: Convert to fraction form
13,082,735.49/19,622,557.74 = 3,498,856.80/x - Step 3: Cross multiply
13,082,735.49x = 19,622,557.74 × 3,498,856.80 - Step 4: Simplify right side
13,082,735.49x = 68,656,519,581,991.62 - Step 5: Solve for x
x = 68,656,519,581,991.62/13,082,735.49 - Step 6: Final answer
x = 5,247,871.87
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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.