Finding the Fourth Proportional to 7,760,372.24, 10,709,644.08 and 4,322,614.80
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Solution
The fourth proportional to 7,760,372.24, 10,709,644.08 and 4,322,614.80 is: 5,965,392.45
Step by Step Solution
- Step 1: Write the proportion equation
7,760,372.24 : 10,709,644.08 = 4,322,614.80 : x - Step 2: Convert to fraction form
7,760,372.24/10,709,644.08 = 4,322,614.80/x - Step 3: Cross multiply
7,760,372.24x = 10,709,644.08 × 4,322,614.80 - Step 4: Simplify right side
7,760,372.24x = 46,293,666,002,940.38 - Step 5: Solve for x
x = 46,293,666,002,940.38/7,760,372.24 - Step 6: Final answer
x = 5,965,392.45
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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.