Finding the Fourth Proportional to 5,497,038.75, 7,586,116.19 and 3,321,161.53
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Solution
The fourth proportional to 5,497,038.75, 7,586,116.19 and 3,321,161.53 is: 4,583,325.39
Step by Step Solution
- Step 1: Write the proportion equation
5,497,038.75 : 7,586,116.19 = 3,321,161.53 : x - Step 2: Convert to fraction form
5,497,038.75/7,586,116.19 = 3,321,161.53/x - Step 3: Cross multiply
5,497,038.75x = 7,586,116.19 × 3,321,161.53 - Step 4: Simplify right side
5,497,038.75x = 25,194,717,252,338.17 - Step 5: Solve for x
x = 25,194,717,252,338.17/5,497,038.75 - Step 6: Final answer
x = 4,583,325.39
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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.