Finding the Fourth Proportional to 5,520,471.21, 8,281,037.61 and 1,733,954.09
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Solution
The fourth proportional to 5,520,471.21, 8,281,037.61 and 1,733,954.09 is: 2,601,035.03
Step by Step Solution
- Step 1: Write the proportion equation
5,520,471.21 : 8,281,037.61 = 1,733,954.09 : x - Step 2: Convert to fraction form
5,520,471.21/8,281,037.61 = 1,733,954.09/x - Step 3: Cross multiply
5,520,471.21x = 8,281,037.61 × 1,733,954.09 - Step 4: Simplify right side
5,520,471.21x = 14,358,938,991,898.14 - Step 5: Solve for x
x = 14,358,938,991,898.14/5,520,471.21 - Step 6: Final answer
x = 2,601,035.03
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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.