Finding the Fourth Proportional to 7,502,223.96, 10,353,118.77 and 4,064,464.99
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Solution
The fourth proportional to 7,502,223.96, 10,353,118.77 and 4,064,464.99 is: 5,608,988.62
Step by Step Solution
- Step 1: Write the proportion equation
7,502,223.96 : 10,353,118.77 = 4,064,464.99 : x - Step 2: Convert to fraction form
7,502,223.96/10,353,118.77 = 4,064,464.99/x - Step 3: Cross multiply
7,502,223.96x = 10,353,118.77 × 4,064,464.99 - Step 4: Simplify right side
7,502,223.96x = 42,079,888,790,918.26 - Step 5: Solve for x
x = 42,079,888,790,918.26/7,502,223.96 - Step 6: Final answer
x = 5,608,988.62
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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.