Finding the Fourth Proportional to 7,807,794.10, 11,694,634.17 and 3,245,009.02
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Solution
The fourth proportional to 7,807,794.10, 11,694,634.17 and 3,245,009.02 is: 4,860,424.45
Step by Step Solution
- Step 1: Write the proportion equation
7,807,794.10 : 11,694,634.17 = 3,245,009.02 : x - Step 2: Convert to fraction form
7,807,794.10/11,694,634.17 = 3,245,009.02/x - Step 3: Cross multiply
7,807,794.10x = 11,694,634.17 × 3,245,009.02 - Step 4: Simplify right side
7,807,794.10x = 37,949,193,367,250.21 - Step 5: Solve for x
x = 37,949,193,367,250.21/7,807,794.10 - Step 6: Final answer
x = 4,860,424.45
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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.