Finding the Fourth Proportional to 7,354,517.10, 11,022,218.28 and 4,115,920.02
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Solution
The fourth proportional to 7,354,517.10, 11,022,218.28 and 4,115,920.02 is: 6,168,531.29
Step by Step Solution
- Step 1: Write the proportion equation
7,354,517.10 : 11,022,218.28 = 4,115,920.02 : x - Step 2: Convert to fraction form
7,354,517.10/11,022,218.28 = 4,115,920.02/x - Step 3: Cross multiply
7,354,517.10x = 11,022,218.28 × 4,115,920.02 - Step 4: Simplify right side
7,354,517.10x = 45,366,568,883,461.96 - Step 5: Solve for x
x = 45,366,568,883,461.96/7,354,517.10 - Step 6: Final answer
x = 6,168,531.29
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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.