Finding the Fourth Proportional to 5,613,964.76, 7,747,266.09 and 3,035,639.38
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Solution
The fourth proportional to 5,613,964.76, 7,747,266.09 and 3,035,639.38 is: 4,189,179.49
Step by Step Solution
- Step 1: Write the proportion equation
5,613,964.76 : 7,747,266.09 = 3,035,639.38 : x - Step 2: Convert to fraction form
5,613,964.76/7,747,266.09 = 3,035,639.38/x - Step 3: Cross multiply
5,613,964.76x = 7,747,266.09 × 3,035,639.38 - Step 4: Simplify right side
5,613,964.76x = 23,517,906,030,142.62 - Step 5: Solve for x
x = 23,517,906,030,142.62/5,613,964.76 - Step 6: Final answer
x = 4,189,179.49
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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.