Finding the Fourth Proportional to 10,380,378.96, 14,324,953.68 and 5,796,874.08
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Solution
The fourth proportional to 10,380,378.96, 14,324,953.68 and 5,796,874.08 is: 7,999,703.38
Step by Step Solution
- Step 1: Write the proportion equation
10,380,378.96 : 14,324,953.68 = 5,796,874.08 : x - Step 2: Convert to fraction form
10,380,378.96/14,324,953.68 = 5,796,874.08/x - Step 3: Cross multiply
10,380,378.96x = 14,324,953.68 × 5,796,874.08 - Step 4: Simplify right side
10,380,378.96x = 83,039,952,684,792.61 - Step 5: Solve for x
x = 83,039,952,684,792.61/10,380,378.96 - Step 6: Final answer
x = 7,999,703.38
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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.