Finding the Fourth Proportional to 16,857,676.24, 23,263,651.14 and 9,122,716.54
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Solution
The fourth proportional to 16,857,676.24, 23,263,651.14 and 9,122,716.54 is: 12,589,380.17
Step by Step Solution
- Step 1: Write the proportion equation
16,857,676.24 : 23,263,651.14 = 9,122,716.54 : x - Step 2: Convert to fraction form
16,857,676.24/23,263,651.14 = 9,122,716.54/x - Step 3: Cross multiply
16,857,676.24x = 23,263,651.14 × 9,122,716.54 - Step 4: Simplify right side
16,857,676.24x = 212,227,695,035,667.84 - Step 5: Solve for x
x = 212,227,695,035,667.84/16,857,676.24 - Step 6: Final answer
x = 12,589,380.17
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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.