Finding the Fourth Proportional to 68,467,522.25, 94,495,321.64 and 43,351,965.99
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Solution
The fourth proportional to 68,467,522.25, 94,495,321.64 and 43,351,965.99 is: 59,832,134.06
Step by Step Solution
- Step 1: Write the proportion equation
68,467,522.25 : 94,495,321.64 = 43,351,965.99 : x - Step 2: Convert to fraction form
68,467,522.25/94,495,321.64 = 43,351,965.99/x - Step 3: Cross multiply
68,467,522.25x = 94,495,321.64 × 43,351,965.99 - Step 4: Simplify right side
68,467,522.25x = 4,096,557,970,059,771 - Step 5: Solve for x
x = 4,096,557,970,059,771/68,467,522.25 - Step 6: Final answer
x = 59,832,134.06
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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.