Finding the Fourth Proportional to 5,544,146.80, 8,317,429.80 and 3,149,138.80
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Solution
The fourth proportional to 5,544,146.80, 8,317,429.80 and 3,149,138.80 is: 4,724,395.27
Step by Step Solution
- Step 1: Write the proportion equation
5,544,146.80 : 8,317,429.80 = 3,149,138.80 : x - Step 2: Convert to fraction form
5,544,146.80/8,317,429.80 = 3,149,138.80/x - Step 3: Cross multiply
5,544,146.80x = 8,317,429.80 × 3,149,138.80 - Step 4: Simplify right side
5,544,146.80x = 26,192,740,899,456.24 - Step 5: Solve for x
x = 26,192,740,899,456.24/5,544,146.80 - Step 6: Final answer
x = 4,724,395.27
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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.