Finding the Fourth Proportional to 7,223,613.26, 9,968,204.82 and 4,125,523.64
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Solution
The fourth proportional to 7,223,613.26, 9,968,204.82 and 4,125,523.64 is: 5,693,004.75
Step by Step Solution
- Step 1: Write the proportion equation
7,223,613.26 : 9,968,204.82 = 4,125,523.64 : x - Step 2: Convert to fraction form
7,223,613.26/9,968,204.82 = 4,125,523.64/x - Step 3: Cross multiply
7,223,613.26x = 9,968,204.82 × 4,125,523.64 - Step 4: Simplify right side
7,223,613.26x = 41,124,064,633,271.95 - Step 5: Solve for x
x = 41,124,064,633,271.95/7,223,613.26 - Step 6: Final answer
x = 5,693,004.75
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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.