Finding the Fourth Proportional to 27,425,149.98, 37,845,887.71 and 15,034,819.94
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Solution
The fourth proportional to 27,425,149.98, 37,845,887.71 and 15,034,819.94 is: 20,747,602.39
Step by Step Solution
- Step 1: Write the proportion equation
27,425,149.98 : 37,845,887.71 = 15,034,819.94 : x - Step 2: Convert to fraction form
27,425,149.98/37,845,887.71 = 15,034,819.94/x - Step 3: Cross multiply
27,425,149.98x = 37,845,887.71 × 15,034,819.94 - Step 4: Simplify right side
27,425,149.98x = 569,006,107,189,308.88 - Step 5: Solve for x
x = 569,006,107,189,308.88/27,425,149.98 - Step 6: Final answer
x = 20,747,602.39
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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.