Finding the Fourth Proportional to 6,019,930.20, 8,305,138.71 and 3,440,226.99
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Solution
The fourth proportional to 6,019,930.20, 8,305,138.71 and 3,440,226.99 is: 4,746,161.73
Step by Step Solution
- Step 1: Write the proportion equation
6,019,930.20 : 8,305,138.71 = 3,440,226.99 : x - Step 2: Convert to fraction form
6,019,930.20/8,305,138.71 = 3,440,226.99/x - Step 3: Cross multiply
6,019,930.20x = 8,305,138.71 × 3,440,226.99 - Step 4: Simplify right side
6,019,930.20x = 28,571,562,345,835.79 - Step 5: Solve for x
x = 28,571,562,345,835.79/6,019,930.20 - Step 6: Final answer
x = 4,746,161.73
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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.