Finding the Fourth Proportional to 16,286,998.20, 24,428,747.70 and 4,319,734.20
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Solution
The fourth proportional to 16,286,998.20, 24,428,747.70 and 4,319,734.20 is: 6,479,137.26
Step by Step Solution
- Step 1: Write the proportion equation
16,286,998.20 : 24,428,747.70 = 4,319,734.20 : x - Step 2: Convert to fraction form
16,286,998.20/24,428,747.70 = 4,319,734.20/x - Step 3: Cross multiply
16,286,998.20x = 24,428,747.70 × 4,319,734.20 - Step 4: Simplify right side
16,286,998.20x = 105,525,696,902,861.34 - Step 5: Solve for x
x = 105,525,696,902,861.34/16,286,998.20 - Step 6: Final answer
x = 6,479,137.26
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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.