Finding the Fourth Proportional to 17,965,350.08, 26,948,141.76 and 7,183,556.72
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Solution
The fourth proportional to 17,965,350.08, 26,948,141.76 and 7,183,556.72 is: 10,775,381.72
Step by Step Solution
- Step 1: Write the proportion equation
17,965,350.08 : 26,948,141.76 = 7,183,556.72 : x - Step 2: Convert to fraction form
17,965,350.08/26,948,141.76 = 7,183,556.72/x - Step 3: Cross multiply
17,965,350.08x = 26,948,141.76 × 7,183,556.72 - Step 4: Simplify right side
17,965,350.08x = 193,583,504,831,560.62 - Step 5: Solve for x
x = 193,583,504,831,560.62/17,965,350.08 - Step 6: Final answer
x = 10,775,381.72
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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.