Finding the Fourth Proportional to 7,606,452.30, 10,496,843.91 and 4,168,685.13
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Solution
The fourth proportional to 7,606,452.30, 10,496,843.91 and 4,168,685.13 is: 5,752,752.45
Step by Step Solution
- Step 1: Write the proportion equation
7,606,452.30 : 10,496,843.91 = 4,168,685.13 : x - Step 2: Convert to fraction form
7,606,452.30/10,496,843.91 = 4,168,685.13/x - Step 3: Cross multiply
7,606,452.30x = 10,496,843.91 × 4,168,685.13 - Step 4: Simplify right side
7,606,452.30x = 43,758,037,119,548.05 - Step 5: Solve for x
x = 43,758,037,119,548.05/7,606,452.30 - Step 6: Final answer
x = 5,752,752.45
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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.