Finding the Fourth Proportional to 5,133,405.24, 7,084,013.26 and 2,841,516.60
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Solution
The fourth proportional to 5,133,405.24, 7,084,013.26 and 2,841,516.60 is: 3,921,245.32
Step by Step Solution
- Step 1: Write the proportion equation
5,133,405.24 : 7,084,013.26 = 2,841,516.60 : x - Step 2: Convert to fraction form
5,133,405.24/7,084,013.26 = 2,841,516.60/x - Step 3: Cross multiply
5,133,405.24x = 7,084,013.26 × 2,841,516.60 - Step 4: Simplify right side
5,133,405.24x = 20,129,341,272,910.12 - Step 5: Solve for x
x = 20,129,341,272,910.12/5,133,405.24 - Step 6: Final answer
x = 3,921,245.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.