Finding the Fourth Proportional to 9,981,791.68, 14,972,688.96 and 2,408,757.46
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Solution
The fourth proportional to 9,981,791.68, 14,972,688.96 and 2,408,757.46 is: 3,613,136.54
Step by Step Solution
- Step 1: Write the proportion equation
9,981,791.68 : 14,972,688.96 = 2,408,757.46 : x - Step 2: Convert to fraction form
9,981,791.68/14,972,688.96 = 2,408,757.46/x - Step 3: Cross multiply
9,981,791.68x = 14,972,688.96 × 2,408,757.46 - Step 4: Simplify right side
9,981,791.68x = 36,065,576,228,659.64 - Step 5: Solve for x
x = 36,065,576,228,659.64/9,981,791.68 - Step 6: Final answer
x = 3,613,136.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.