Finding the Fourth Proportional to 6,914,975.44, 9,543,193.86 and 3,818,095.96
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Solution
The fourth proportional to 6,914,975.44, 9,543,193.86 and 3,818,095.96 is: 5,269,263.82
Step by Step Solution
- Step 1: Write the proportion equation
6,914,975.44 : 9,543,193.86 = 3,818,095.96 : x - Step 2: Convert to fraction form
6,914,975.44/9,543,193.86 = 3,818,095.96/x - Step 3: Cross multiply
6,914,975.44x = 9,543,193.86 × 3,818,095.96 - Step 4: Simplify right side
6,914,975.44x = 36,436,829,922,362.80 - Step 5: Solve for x
x = 36,436,829,922,362.80/6,914,975.44 - Step 6: Final answer
x = 5,269,263.82
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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.