Finding the Fourth Proportional to 27,403,968.22, 37,817,474.97 and 15,014,531.14
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Solution
The fourth proportional to 27,403,968.22, 37,817,474.97 and 15,014,531.14 is: 20,720,052.33
Step by Step Solution
- Step 1: Write the proportion equation
27,403,968.22 : 37,817,474.97 = 15,014,531.14 : x - Step 2: Convert to fraction form
27,403,968.22/37,817,474.97 = 15,014,531.14/x - Step 3: Cross multiply
27,403,968.22x = 37,817,474.97 × 15,014,531.14 - Step 4: Simplify right side
27,403,968.22x = 567,811,655,573,235.62 - Step 5: Solve for x
x = 567,811,655,573,235.62/27,403,968.22 - Step 6: Final answer
x = 20,720,052.33
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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.