Finding the Fourth Proportional to 6,348,929.94, 8,761,548.42 and 3,448,369.26
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Solution
The fourth proportional to 6,348,929.94, 8,761,548.42 and 3,448,369.26 is: 4,758,763.21
Step by Step Solution
- Step 1: Write the proportion equation
6,348,929.94 : 8,761,548.42 = 3,448,369.26 : x - Step 2: Convert to fraction form
6,348,929.94/8,761,548.42 = 3,448,369.26/x - Step 3: Cross multiply
6,348,929.94x = 8,761,548.42 × 3,448,369.26 - Step 4: Simplify right side
6,348,929.94x = 30,213,054,241,529.57 - Step 5: Solve for x
x = 30,213,054,241,529.57/6,348,929.94 - Step 6: Final answer
x = 4,758,763.21
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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.