Finding the Fourth Proportional to 7,837,340.64, 11,757,388.68 and 3,577,939.44
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Solution
The fourth proportional to 7,837,340.64, 11,757,388.68 and 3,577,939.44 is: 5,367,538.12
Step by Step Solution
- Step 1: Write the proportion equation
7,837,340.64 : 11,757,388.68 = 3,577,939.44 : x - Step 2: Convert to fraction form
7,837,340.64/11,757,388.68 = 3,577,939.44/x - Step 3: Cross multiply
7,837,340.64x = 11,757,388.68 × 3,577,939.44 - Step 4: Simplify right side
7,837,340.64x = 42,067,224,669,581.54 - Step 5: Solve for x
x = 42,067,224,669,581.54/7,837,340.64 - Step 6: Final answer
x = 5,367,538.12
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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.