Finding the Fourth Proportional to 7,541,759.16, 11,313,764.34 and 3,498,655.68
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Solution
The fourth proportional to 7,541,759.16, 11,313,764.34 and 3,498,655.68 is: 5,248,505.69
Step by Step Solution
- Step 1: Write the proportion equation
7,541,759.16 : 11,313,764.34 = 3,498,655.68 : x - Step 2: Convert to fraction form
7,541,759.16/11,313,764.34 = 3,498,655.68/x - Step 3: Cross multiply
7,541,759.16x = 11,313,764.34 × 3,498,655.68 - Step 4: Simplify right side
7,541,759.16x = 39,582,965,870,322.45 - Step 5: Solve for x
x = 39,582,965,870,322.45/7,541,759.16 - Step 6: Final answer
x = 5,248,505.69
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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.