Finding the Fourth Proportional to 5,467,931.85, 8,201,867.94 and 2,229,456.81
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Solution
The fourth proportional to 5,467,931.85, 8,201,867.94 and 2,229,456.81 is: 3,344,173.05
Step by Step Solution
- Step 1: Write the proportion equation
5,467,931.85 : 8,201,867.94 = 2,229,456.81 : x - Step 2: Convert to fraction form
5,467,931.85/8,201,867.94 = 2,229,456.81/x - Step 3: Cross multiply
5,467,931.85x = 8,201,867.94 × 2,229,456.81 - Step 4: Simplify right side
5,467,931.85x = 18,285,710,333,553.67 - Step 5: Solve for x
x = 18,285,710,333,553.67/5,467,931.85 - Step 6: Final answer
x = 3,344,173.05
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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.