Finding the Fourth Proportional to 7,378,633.04, 11,045,249.09 and 4,814,326.42
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Solution
The fourth proportional to 7,378,633.04, 11,045,249.09 and 4,814,326.42 is: 7,206,678.28
Step by Step Solution
- Step 1: Write the proportion equation
7,378,633.04 : 11,045,249.09 = 4,814,326.42 : x - Step 2: Convert to fraction form
7,378,633.04/11,045,249.09 = 4,814,326.42/x - Step 3: Cross multiply
7,378,633.04x = 11,045,249.09 × 4,814,326.42 - Step 4: Simplify right side
7,378,633.04x = 53,175,434,430,170.09 - Step 5: Solve for x
x = 53,175,434,430,170.09/7,378,633.04 - Step 6: Final answer
x = 7,206,678.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.