Finding the Fourth Proportional to 27,273,218.15, 37,637,840.42 and 14,884,108.12
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Solution
The fourth proportional to 27,273,218.15, 37,637,840.42 and 14,884,108.12 is: 20,540,505.46
Step by Step Solution
- Step 1: Write the proportion equation
27,273,218.15 : 37,637,840.42 = 14,884,108.12 : x - Step 2: Convert to fraction form
27,273,218.15/37,637,840.42 = 14,884,108.12/x - Step 3: Cross multiply
27,273,218.15x = 37,637,840.42 × 14,884,108.12 - Step 4: Simplify right side
27,273,218.15x = 560,205,686,284,897.38 - Step 5: Solve for x
x = 560,205,686,284,897.38/27,273,218.15 - Step 6: Final answer
x = 20,540,505.46
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1.5x scale
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.