Finding the Fourth Proportional to 17,965,369.10, 26,948,170.35 and 7,183,575.74
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Solution
The fourth proportional to 17,965,369.10, 26,948,170.35 and 7,183,575.74 is: 10,775,410.27
Step by Step Solution
- Step 1: Write the proportion equation
17,965,369.10 : 26,948,170.35 = 7,183,575.74 : x - Step 2: Convert to fraction form
17,965,369.10/26,948,170.35 = 7,183,575.74/x - Step 3: Cross multiply
17,965,369.10x = 26,948,170.35 × 7,183,575.74 - Step 4: Simplify right side
17,965,369.10x = 193,584,222,763,647.31 - Step 5: Solve for x
x = 193,584,222,763,647.31/17,965,369.10 - Step 6: Final answer
x = 10,775,410.27
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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.