Finding the Fourth Proportional to 5,158,163.10, 7,737,244.65 and 2,607,246.30
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Solution
The fourth proportional to 5,158,163.10, 7,737,244.65 and 2,607,246.30 is: 3,910,869.45
Step by Step Solution
- Step 1: Write the proportion equation
5,158,163.10 : 7,737,244.65 = 2,607,246.30 : x - Step 2: Convert to fraction form
5,158,163.10/7,737,244.65 = 2,607,246.30/x - Step 3: Cross multiply
5,158,163.10x = 7,737,244.65 × 2,607,246.30 - Step 4: Simplify right side
5,158,163.10x = 20,172,902,485,907.29 - Step 5: Solve for x
x = 20,172,902,485,907.29/5,158,163.10 - Step 6: Final answer
x = 3,910,869.45
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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.