Finding the Fourth Proportional to 27,841,549.06, 38,425,955.37 and 16,239,112.18
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Solution
The fourth proportional to 27,841,549.06, 38,425,955.37 and 16,239,112.18 is: 22,412,668.15
Step by Step Solution
- Step 1: Write the proportion equation
27,841,549.06 : 38,425,955.37 = 16,239,112.18 : x - Step 2: Convert to fraction form
27,841,549.06/38,425,955.37 = 16,239,112.18/x - Step 3: Cross multiply
27,841,549.06x = 38,425,955.37 × 16,239,112.18 - Step 4: Simplify right side
27,841,549.06x = 624,003,399,877,103.38 - Step 5: Solve for x
x = 624,003,399,877,103.38/27,841,549.06 - Step 6: Final answer
x = 22,412,668.15
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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.