Finding the Fourth Proportional to 11,344,633.45, 17,025,147.45 and 4,517,271.97
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Solution
The fourth proportional to 11,344,633.45, 17,025,147.45 and 4,517,271.97 is: 6,779,171.99
Step by Step Solution
- Step 1: Write the proportion equation
11,344,633.45 : 17,025,147.45 = 4,517,271.97 : x - Step 2: Convert to fraction form
11,344,633.45/17,025,147.45 = 4,517,271.97/x - Step 3: Cross multiply
11,344,633.45x = 17,025,147.45 × 4,517,271.97 - Step 4: Simplify right side
11,344,633.45x = 76,907,221,318,439.11 - Step 5: Solve for x
x = 76,907,221,318,439.11/11,344,633.45 - Step 6: Final answer
x = 6,779,171.99
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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.