Finding the Fourth Proportional to 16,185,306.40, 24,277,959.60 and 4,218,042.40
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Solution
The fourth proportional to 16,185,306.40, 24,277,959.60 and 4,218,042.40 is: 6,327,063.60
Step by Step Solution
- Step 1: Write the proportion equation
16,185,306.40 : 24,277,959.60 = 4,218,042.40 : x - Step 2: Convert to fraction form
16,185,306.40/24,277,959.60 = 4,218,042.40/x - Step 3: Cross multiply
16,185,306.40x = 24,277,959.60 × 4,218,042.40 - Step 4: Simplify right side
16,185,306.40x = 102,405,462,978,287.06 - Step 5: Solve for x
x = 102,405,462,978,287.06/16,185,306.40 - Step 6: Final answer
x = 6,327,063.60
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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.