Finding the Fourth Proportional to 6,471,635.04, 9,709,163.28 and 2,211,786.72
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Solution
The fourth proportional to 6,471,635.04, 9,709,163.28 and 2,211,786.72 is: 3,318,264.75
Step by Step Solution
- Step 1: Write the proportion equation
6,471,635.04 : 9,709,163.28 = 2,211,786.72 : x - Step 2: Convert to fraction form
6,471,635.04/9,709,163.28 = 2,211,786.72/x - Step 3: Cross multiply
6,471,635.04x = 9,709,163.28 × 2,211,786.72 - Step 4: Simplify right side
6,471,635.04x = 21,474,598,405,015.64 - Step 5: Solve for x
x = 21,474,598,405,015.64/6,471,635.04 - Step 6: Final answer
x = 3,318,264.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.