Finding the Fourth Proportional to 10,751,916.68, 14,837,638.44 and 5,923,020.68
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Solution
The fourth proportional to 10,751,916.68, 14,837,638.44 and 5,923,020.68 is: 8,173,764.91
Step by Step Solution
- Step 1: Write the proportion equation
10,751,916.68 : 14,837,638.44 = 5,923,020.68 : x - Step 2: Convert to fraction form
10,751,916.68/14,837,638.44 = 5,923,020.68/x - Step 3: Cross multiply
10,751,916.68x = 14,837,638.44 × 5,923,020.68 - Step 4: Simplify right side
10,751,916.68x = 87,883,639,322,482.94 - Step 5: Solve for x
x = 87,883,639,322,482.94/10,751,916.68 - Step 6: Final answer
x = 8,173,764.91
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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.