Finding the Fourth Proportional to 14,675,287.35, 20,252,406 and 8,149,026.03
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Solution
The fourth proportional to 14,675,287.35, 20,252,406 and 8,149,026.03 is: 11,245,938.82
Step by Step Solution
- Step 1: Write the proportion equation
14,675,287.35 : 20,252,406 = 8,149,026.03 : x - Step 2: Convert to fraction form
14,675,287.35/20,252,406 = 8,149,026.03/x - Step 3: Cross multiply
14,675,287.35x = 20,252,406 × 8,149,026.03 - Step 4: Simplify right side
14,675,287.35x = 165,037,383,664,128.19 - Step 5: Solve for x
x = 165,037,383,664,128.19/14,675,287.35 - Step 6: Final answer
x = 11,245,938.82
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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.