Finding the Fourth Proportional to 27,202,733.01, 37,540,381.93 and 15,440,893.41
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Solution
The fourth proportional to 27,202,733.01, 37,540,381.93 and 15,440,893.41 is: 21,308,779.37
Step by Step Solution
- Step 1: Write the proportion equation
27,202,733.01 : 37,540,381.93 = 15,440,893.41 : x - Step 2: Convert to fraction form
27,202,733.01/37,540,381.93 = 15,440,893.41/x - Step 3: Cross multiply
27,202,733.01x = 37,540,381.93 × 15,440,893.41 - Step 4: Simplify right side
27,202,733.01x = 579,657,036,097,444.88 - Step 5: Solve for x
x = 579,657,036,097,444.88/27,202,733.01 - Step 6: Final answer
x = 21,308,779.37
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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.