Finding the Fourth Proportional to 18,193,714.79, 27,151,330.12 and 16,252,828.95
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Solution
The fourth proportional to 18,193,714.79, 27,151,330.12 and 16,252,828.95 is: 24,254,855.55
Step by Step Solution
- Step 1: Write the proportion equation
18,193,714.79 : 27,151,330.12 = 16,252,828.95 : x - Step 2: Convert to fraction form
18,193,714.79/27,151,330.12 = 16,252,828.95/x - Step 3: Cross multiply
18,193,714.79x = 27,151,330.12 × 16,252,828.95 - Step 4: Simplify right side
18,193,714.79x = 441,285,924,218,879.44 - Step 5: Solve for x
x = 441,285,924,218,879.44/18,193,714.79 - Step 6: Final answer
x = 24,254,855.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.