Finding the Fourth Proportional to 27,397,149.41, 37,807,602.80 and 15,173,743.97
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Solution
The fourth proportional to 27,397,149.41, 37,807,602.80 and 15,173,743.97 is: 20,939,510.03
Step by Step Solution
- Step 1: Write the proportion equation
27,397,149.41 : 37,807,602.80 = 15,173,743.97 : x - Step 2: Convert to fraction form
27,397,149.41/37,807,602.80 = 15,173,743.97/x - Step 3: Cross multiply
27,397,149.41x = 37,807,602.80 × 15,173,743.97 - Step 4: Simplify right side
27,397,149.41x = 573,682,884,855,551.50 - Step 5: Solve for x
x = 573,682,884,855,551.50/27,397,149.41 - Step 6: Final answer
x = 20,939,510.03
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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.