Finding the Fourth Proportional to 54,364,503.82, 75,022,992.99 and 29,918,217.58
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Solution
The fourth proportional to 54,364,503.82, 75,022,992.99 and 29,918,217.58 is: 41,287,128.00
Step by Step Solution
- Step 1: Write the proportion equation
54,364,503.82 : 75,022,992.99 = 29,918,217.58 : x - Step 2: Convert to fraction form
54,364,503.82/75,022,992.99 = 29,918,217.58/x - Step 3: Cross multiply
54,364,503.82x = 75,022,992.99 × 29,918,217.58 - Step 4: Simplify right side
54,364,503.82x = 2,244,554,227,777,634.50 - Step 5: Solve for x
x = 2,244,554,227,777,634.50/54,364,503.82 - Step 6: Final answer
x = 41,287,128.00
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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.