Finding the Fourth Proportional to 36,647,529.20, 54,977,514.60 and 11,088,335.60
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Solution
The fourth proportional to 36,647,529.20, 54,977,514.60 and 11,088,335.60 is: 16,634,385.61
Step by Step Solution
- Step 1: Write the proportion equation
36,647,529.20 : 54,977,514.60 = 11,088,335.60 : x - Step 2: Convert to fraction form
36,647,529.20/54,977,514.60 = 11,088,335.60/x - Step 3: Cross multiply
36,647,529.20x = 54,977,514.60 × 11,088,335.60 - Step 4: Simplify right side
36,647,529.20x = 609,609,132,338,699.75 - Step 5: Solve for x
x = 609,609,132,338,699.75/36,647,529.20 - Step 6: Final answer
x = 16,634,385.61
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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.