Finding the Fourth Proportional to 36,325,326.72, 54,493,588.80 and 12,385,200
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Solution
The fourth proportional to 36,325,326.72, 54,493,588.80 and 12,385,200 is: 18,579,708.90
Step by Step Solution
- Step 1: Write the proportion equation
36,325,326.72 : 54,493,588.80 = 12,385,200 : x - Step 2: Convert to fraction form
36,325,326.72/54,493,588.80 = 12,385,200/x - Step 3: Cross multiply
36,325,326.72x = 54,493,588.80 × 12,385,200 - Step 4: Simplify right side
36,325,326.72x = 674,913,996,005,760 - Step 5: Solve for x
x = 674,913,996,005,760/36,325,326.72 - Step 6: Final answer
x = 18,579,708.90
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1.5x scale
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.