Finding the Fourth Proportional to 8,497,404.74, 12,751,421.52 and 3,448,715.24
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Solution
The fourth proportional to 8,497,404.74, 12,751,421.52 and 3,448,715.24 is: 5,175,229.74
Step by Step Solution
- Step 1: Write the proportion equation
8,497,404.74 : 12,751,421.52 = 3,448,715.24 : x - Step 2: Convert to fraction form
8,497,404.74/12,751,421.52 = 3,448,715.24/x - Step 3: Cross multiply
8,497,404.74x = 12,751,421.52 × 3,448,715.24 - Step 4: Simplify right side
8,497,404.74x = 43,976,021,727,687.97 - Step 5: Solve for x
x = 43,976,021,727,687.97/8,497,404.74 - Step 6: Final answer
x = 5,175,229.74
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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.