Finding the Fourth Proportional to 5,511,421.41, 7,605,330.84 and 3,063,883.50
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Solution
The fourth proportional to 5,511,421.41, 7,605,330.84 and 3,063,883.50 is: 4,227,919.79
Step by Step Solution
- Step 1: Write the proportion equation
5,511,421.41 : 7,605,330.84 = 3,063,883.50 : x - Step 2: Convert to fraction form
5,511,421.41/7,605,330.84 = 3,063,883.50/x - Step 3: Cross multiply
5,511,421.41x = 7,605,330.84 × 3,063,883.50 - Step 4: Simplify right side
5,511,421.41x = 23,301,847,672,717.14 - Step 5: Solve for x
x = 23,301,847,672,717.14/5,511,421.41 - Step 6: Final answer
x = 4,227,919.79
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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.