Finding the Fourth Proportional to 27,425,147.98, 37,845,884.95 and 15,034,817.94
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Solution
The fourth proportional to 27,425,147.98, 37,845,884.95 and 15,034,817.94 is: 20,747,599.63
Step by Step Solution
- Step 1: Write the proportion equation
27,425,147.98 : 37,845,884.95 = 15,034,817.94 : x - Step 2: Convert to fraction form
27,425,147.98/37,845,884.95 = 15,034,817.94/x - Step 3: Cross multiply
27,425,147.98x = 37,845,884.95 × 15,034,817.94 - Step 4: Simplify right side
27,425,147.98x = 569,005,989,977,458.75 - Step 5: Solve for x
x = 569,005,989,977,458.75/27,425,147.98 - Step 6: Final answer
x = 20,747,599.63
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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.