Finding the Fourth Proportional to 5,349,326.24, 7,382,070.09 and 3,057,536.13
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Solution
The fourth proportional to 5,349,326.24, 7,382,070.09 and 3,057,536.13 is: 4,219,399.79
Step by Step Solution
- Step 1: Write the proportion equation
5,349,326.24 : 7,382,070.09 = 3,057,536.13 : x - Step 2: Convert to fraction form
5,349,326.24/7,382,070.09 = 3,057,536.13/x - Step 3: Cross multiply
5,349,326.24x = 7,382,070.09 × 3,057,536.13 - Step 4: Simplify right side
5,349,326.24x = 22,570,946,014,367.35 - Step 5: Solve for x
x = 22,570,946,014,367.35/5,349,326.24 - Step 6: Final answer
x = 4,219,399.79
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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.