Finding the Fourth Proportional to 18,152,524.95, 27,236,828.23 and 9,514,572.54
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Solution
The fourth proportional to 18,152,524.95, 27,236,828.23 and 9,514,572.54 is: 14,276,073.37
Step by Step Solution
- Step 1: Write the proportion equation
18,152,524.95 : 27,236,828.23 = 9,514,572.54 : x - Step 2: Convert to fraction form
18,152,524.95/27,236,828.23 = 9,514,572.54/x - Step 3: Cross multiply
18,152,524.95x = 27,236,828.23 × 9,514,572.54 - Step 4: Simplify right side
18,152,524.95x = 259,146,777,953,854.78 - Step 5: Solve for x
x = 259,146,777,953,854.78/18,152,524.95 - Step 6: Final answer
x = 14,276,073.37
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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.