Finding the Fourth Proportional to 5,475,271.05, 8,212,906.58 and 5,475,271.05
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Solution
The fourth proportional to 5,475,271.05, 8,212,906.58 and 5,475,271.05 is: 8,212,906.58
Step by Step Solution
- Step 1: Write the proportion equation
5,475,271.05 : 8,212,906.58 = 5,475,271.05 : x - Step 2: Convert to fraction form
5,475,271.05/8,212,906.58 = 5,475,271.05/x - Step 3: Cross multiply
5,475,271.05x = 8,212,906.58 × 5,475,271.05 - Step 4: Simplify right side
5,475,271.05x = 44,967,889,606,452.16 - Step 5: Solve for x
x = 44,967,889,606,452.16/5,475,271.05 - Step 6: Final answer
x = 8,212,906.58
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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.