Finding the Fourth Proportional to 51,531,816.03, 71,114,789.48 and 28,327,920.99
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Solution
The fourth proportional to 51,531,816.03, 71,114,789.48 and 28,327,920.99 is: 39,093,016.56
Step by Step Solution
- Step 1: Write the proportion equation
51,531,816.03 : 71,114,789.48 = 28,327,920.99 : x - Step 2: Convert to fraction form
51,531,816.03/71,114,789.48 = 28,327,920.99/x - Step 3: Cross multiply
51,531,816.03x = 71,114,789.48 × 28,327,920.99 - Step 4: Simplify right side
51,531,816.03x = 2,014,534,137,468,283.25 - Step 5: Solve for x
x = 2,014,534,137,468,283.25/51,531,816.03 - Step 6: Final answer
x = 39,093,016.56
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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.