Finding the Fourth Proportional to 54,882,580.62, 82,302,944.95 and 18,481,197.63
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Solution
The fourth proportional to 54,882,580.62, 82,302,944.95 and 18,481,197.63 is: 27,714,749.82
Step by Step Solution
- Step 1: Write the proportion equation
54,882,580.62 : 82,302,944.95 = 18,481,197.63 : x - Step 2: Convert to fraction form
54,882,580.62/82,302,944.95 = 18,481,197.63/x - Step 3: Cross multiply
54,882,580.62x = 82,302,944.95 × 18,481,197.63 - Step 4: Simplify right side
54,882,580.62x = 1,521,056,991,151,960.50 - Step 5: Solve for x
x = 1,521,056,991,151,960.50/54,882,580.62 - Step 6: Final answer
x = 27,714,749.82
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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.