Finding the Fourth Proportional to 5,414,455.08, 7,471,949.22 and 3,239,088.84
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Solution
The fourth proportional to 5,414,455.08, 7,471,949.22 and 3,239,088.84 is: 4,469,943.32
Step by Step Solution
- Step 1: Write the proportion equation
5,414,455.08 : 7,471,949.22 = 3,239,088.84 : x - Step 2: Convert to fraction form
5,414,455.08/7,471,949.22 = 3,239,088.84/x - Step 3: Cross multiply
5,414,455.08x = 7,471,949.22 × 3,239,088.84 - Step 4: Simplify right side
5,414,455.08x = 24,202,307,331,548.70 - Step 5: Solve for x
x = 24,202,307,331,548.70/5,414,455.08 - Step 6: Final answer
x = 4,469,943.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.