Finding the Fourth Proportional to 5,412,563.94, 7,469,337.58 and 3,237,106.74
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Solution
The fourth proportional to 5,412,563.94, 7,469,337.58 and 3,237,106.74 is: 4,467,206.91
Step by Step Solution
- Step 1: Write the proportion equation
5,412,563.94 : 7,469,337.58 = 3,237,106.74 : x - Step 2: Convert to fraction form
5,412,563.94/7,469,337.58 = 3,237,106.74/x - Step 3: Cross multiply
5,412,563.94x = 7,469,337.58 × 3,237,106.74 - Step 4: Simplify right side
5,412,563.94x = 24,179,043,023,553.29 - Step 5: Solve for x
x = 24,179,043,023,553.29/5,412,563.94 - Step 6: Final answer
x = 4,467,206.91
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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.