Finding the Fourth Proportional to 10,699,193.30, 14,770,614.96 and 8,246,429.06
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Solution
The fourth proportional to 10,699,193.30, 14,770,614.96 and 8,246,429.06 is: 11,384,487.13
Step by Step Solution
- Step 1: Write the proportion equation
10,699,193.30 : 14,770,614.96 = 8,246,429.06 : x - Step 2: Convert to fraction form
10,699,193.30/14,770,614.96 = 8,246,429.06/x - Step 3: Cross multiply
10,699,193.30x = 14,770,614.96 × 8,246,429.06 - Step 4: Simplify right side
10,699,193.30x = 121,804,828,366,361.67 - Step 5: Solve for x
x = 121,804,828,366,361.67/10,699,193.30 - Step 6: Final answer
x = 11,384,487.13
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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.