Finding the Fourth Proportional to 68,352,635.64, 94,327,523.15 and 37,412,140.62
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Solution
The fourth proportional to 68,352,635.64, 94,327,523.15 and 37,412,140.62 is: 51,629,238.98
Step by Step Solution
- Step 1: Write the proportion equation
68,352,635.64 : 94,327,523.15 = 37,412,140.62 : x - Step 2: Convert to fraction form
68,352,635.64/94,327,523.15 = 37,412,140.62/x - Step 3: Cross multiply
68,352,635.64x = 94,327,523.15 × 37,412,140.62 - Step 4: Simplify right side
68,352,635.64x = 3,528,994,560,237,044 - Step 5: Solve for x
x = 3,528,994,560,237,044/68,352,635.64 - Step 6: Final answer
x = 51,629,238.98
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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.