Finding the Fourth Proportional to 7,396,635.41, 10,207,370.70 and 4,133,450.15
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Solution
The fourth proportional to 7,396,635.41, 10,207,370.70 and 4,133,450.15 is: 5,704,168.93
Step by Step Solution
- Step 1: Write the proportion equation
7,396,635.41 : 10,207,370.70 = 4,133,450.15 : x - Step 2: Convert to fraction form
7,396,635.41/10,207,370.70 = 4,133,450.15/x - Step 3: Cross multiply
7,396,635.41x = 10,207,370.70 × 4,133,450.15 - Step 4: Simplify right side
7,396,635.41x = 42,191,657,899,983.75 - Step 5: Solve for x
x = 42,191,657,899,983.75/7,396,635.41 - Step 6: Final answer
x = 5,704,168.93
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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.