Finding the Fourth Proportional to 7,548,272.56, 10,415,232.41 and 4,451,764.87
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Solution
The fourth proportional to 7,548,272.56, 10,415,232.41 and 4,451,764.87 is: 6,142,619.44
Step by Step Solution
- Step 1: Write the proportion equation
7,548,272.56 : 10,415,232.41 = 4,451,764.87 : x - Step 2: Convert to fraction form
7,548,272.56/10,415,232.41 = 4,451,764.87/x - Step 3: Cross multiply
7,548,272.56x = 10,415,232.41 × 4,451,764.87 - Step 4: Simplify right side
7,548,272.56x = 46,366,165,755,723.44 - Step 5: Solve for x
x = 46,366,165,755,723.44/7,548,272.56 - Step 6: Final answer
x = 6,142,619.44
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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.