Finding the Fourth Proportional to 74,552,357.38, 102,881,272.30 and 41,061,193.42
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Solution
The fourth proportional to 74,552,357.38, 102,881,272.30 and 41,061,193.42 is: 56,663,906.68
Step by Step Solution
- Step 1: Write the proportion equation
74,552,357.38 : 102,881,272.30 = 41,061,193.42 : x - Step 2: Convert to fraction form
74,552,357.38/102,881,272.30 = 41,061,193.42/x - Step 3: Cross multiply
74,552,357.38x = 102,881,272.30 × 41,061,193.42 - Step 4: Simplify right side
74,552,357.38x = 4,224,427,821,205,988.50 - Step 5: Solve for x
x = 4,224,427,821,205,988.50/74,552,357.38 - Step 6: Final answer
x = 56,663,906.68
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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.