Finding the Fourth Proportional to 31,889,715.05, 44,007,795.06 and 17,403,027.05
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Solution
The fourth proportional to 31,889,715.05, 44,007,795.06 and 17,403,027.05 is: 24,016,170.94
Step by Step Solution
- Step 1: Write the proportion equation
31,889,715.05 : 44,007,795.06 = 17,403,027.05 : x - Step 2: Convert to fraction form
31,889,715.05/44,007,795.06 = 17,403,027.05/x - Step 3: Cross multiply
31,889,715.05x = 44,007,795.06 × 17,403,027.05 - Step 4: Simplify right side
31,889,715.05x = 765,868,847,840,036.50 - Step 5: Solve for x
x = 765,868,847,840,036.50/31,889,715.05 - Step 6: Final answer
x = 24,016,170.94
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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.