Finding the Fourth Proportional to 5,083,416.06, 7,014,861.57 and 2,877,935.91
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Solution
The fourth proportional to 5,083,416.06, 7,014,861.57 and 2,877,935.91 is: 3,971,408.55
Step by Step Solution
- Step 1: Write the proportion equation
5,083,416.06 : 7,014,861.57 = 2,877,935.91 : x - Step 2: Convert to fraction form
5,083,416.06/7,014,861.57 = 2,877,935.91/x - Step 3: Cross multiply
5,083,416.06x = 7,014,861.57 × 2,877,935.91 - Step 4: Simplify right side
5,083,416.06x = 20,188,322,015,981.98 - Step 5: Solve for x
x = 20,188,322,015,981.98/5,083,416.06 - Step 6: Final answer
x = 3,971,408.55
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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.