Finding the Fourth Proportional to 27,425,148.73, 37,845,885.99 and 15,034,818.69
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Solution
The fourth proportional to 27,425,148.73, 37,845,885.99 and 15,034,818.69 is: 20,747,600.67
Step by Step Solution
- Step 1: Write the proportion equation
27,425,148.73 : 37,845,885.99 = 15,034,818.69 : x - Step 2: Convert to fraction form
27,425,148.73/37,845,885.99 = 15,034,818.69/x - Step 3: Cross multiply
27,425,148.73x = 37,845,885.99 × 15,034,818.69 - Step 4: Simplify right side
27,425,148.73x = 569,006,034,022,061.12 - Step 5: Solve for x
x = 569,006,034,022,061.12/27,425,148.73 - Step 6: Final answer
x = 20,747,600.67
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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.