Finding the Fourth Proportional to 16,331,259.42, 24,500,431.87 and 4,971,412.80
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Solution
The fourth proportional to 16,331,259.42, 24,500,431.87 and 4,971,412.80 is: 7,458,197.65
Step by Step Solution
- Step 1: Write the proportion equation
16,331,259.42 : 24,500,431.87 = 4,971,412.80 : x - Step 2: Convert to fraction form
16,331,259.42/24,500,431.87 = 4,971,412.80/x - Step 3: Cross multiply
16,331,259.42x = 24,500,431.87 × 4,971,412.80 - Step 4: Simplify right side
16,331,259.42x = 121,801,760,591,617.39 - Step 5: Solve for x
x = 121,801,760,591,617.39/16,331,259.42 - Step 6: Final answer
x = 7,458,197.65
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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.