Finding the Fourth Proportional to 5,194,887.43, 7,168,954.38 and 2,903,048.12
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Solution
The fourth proportional to 5,194,887.43, 7,168,954.38 and 2,903,048.12 is: 4,006,211.84
Step by Step Solution
- Step 1: Write the proportion equation
5,194,887.43 : 7,168,954.38 = 2,903,048.12 : x - Step 2: Convert to fraction form
5,194,887.43/7,168,954.38 = 2,903,048.12/x - Step 3: Cross multiply
5,194,887.43x = 7,168,954.38 × 2,903,048.12 - Step 4: Simplify right side
5,194,887.43x = 20,811,819,542,509.37 - Step 5: Solve for x
x = 20,811,819,542,509.37/5,194,887.43 - Step 6: Final answer
x = 4,006,211.84
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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.