Finding the Fourth Proportional to 31,541,070.67, 43,546,381.97 and 24,184,771.76
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Solution
The fourth proportional to 31,541,070.67, 43,546,381.97 and 24,184,771.76 is: 33,390,093.82
Step by Step Solution
- Step 1: Write the proportion equation
31,541,070.67 : 43,546,381.97 = 24,184,771.76 : x - Step 2: Convert to fraction form
31,541,070.67/43,546,381.97 = 24,184,771.76/x - Step 3: Cross multiply
31,541,070.67x = 43,546,381.97 × 24,184,771.76 - Step 4: Simplify right side
31,541,070.67x = 1,053,159,308,906,171.38 - Step 5: Solve for x
x = 1,053,159,308,906,171.38/31,541,070.67 - Step 6: Final answer
x = 33,390,093.82
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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.