Finding the Fourth Proportional to 7,632,268.48, 11,448,794.88 and 1,952,542.08
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Solution
The fourth proportional to 7,632,268.48, 11,448,794.88 and 1,952,542.08 is: 2,928,913.45
Step by Step Solution
- Step 1: Write the proportion equation
7,632,268.48 : 11,448,794.88 = 1,952,542.08 : x - Step 2: Convert to fraction form
7,632,268.48/11,448,794.88 = 1,952,542.08/x - Step 3: Cross multiply
7,632,268.48x = 11,448,794.88 × 1,952,542.08 - Step 4: Simplify right side
7,632,268.48x = 22,354,253,768,488.55 - Step 5: Solve for x
x = 22,354,253,768,488.55/7,632,268.48 - Step 6: Final answer
x = 2,928,913.45
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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.