Finding the Fourth Proportional to 6,072,674.92, 8,376,973.86 and 3,894,794.44
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Solution
The fourth proportional to 6,072,674.92, 8,376,973.86 and 3,894,794.44 is: 5,372,688.58
Step by Step Solution
- Step 1: Write the proportion equation
6,072,674.92 : 8,376,973.86 = 3,894,794.44 : x - Step 2: Convert to fraction form
6,072,674.92/8,376,973.86 = 3,894,794.44/x - Step 3: Cross multiply
6,072,674.92x = 8,376,973.86 × 3,894,794.44 - Step 4: Simplify right side
6,072,674.92x = 32,626,591,213,953.34 - Step 5: Solve for x
x = 32,626,591,213,953.34/6,072,674.92 - Step 6: Final answer
x = 5,372,688.58
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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.