Finding the Fourth Proportional to 7,901,094.05, 10,904,394.66 and 4,463,556.51
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Solution
The fourth proportional to 7,901,094.05, 10,904,394.66 and 4,463,556.51 is: 6,160,207.88
Step by Step Solution
- Step 1: Write the proportion equation
7,901,094.05 : 10,904,394.66 = 4,463,556.51 : x - Step 2: Convert to fraction form
7,901,094.05/10,904,394.66 = 4,463,556.51/x - Step 3: Cross multiply
7,901,094.05x = 10,904,394.66 × 4,463,556.51 - Step 4: Simplify right side
7,901,094.05x = 48,672,381,772,252.23 - Step 5: Solve for x
x = 48,672,381,772,252.23/7,901,094.05 - Step 6: Final answer
x = 6,160,207.88
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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.