Finding the Fourth Proportional to 11,284,860.04, 15,573,287.13 and 6,389,949.44
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Solution
The fourth proportional to 11,284,860.04, 15,573,287.13 and 6,389,949.44 is: 8,818,232.31
Step by Step Solution
- Step 1: Write the proportion equation
11,284,860.04 : 15,573,287.13 = 6,389,949.44 : x - Step 2: Convert to fraction form
11,284,860.04/15,573,287.13 = 6,389,949.44/x - Step 3: Cross multiply
11,284,860.04x = 15,573,287.13 × 6,389,949.44 - Step 4: Simplify right side
11,284,860.04x = 99,512,517,375,302.72 - Step 5: Solve for x
x = 99,512,517,375,302.72/11,284,860.04 - Step 6: Final answer
x = 8,818,232.31
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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.