Finding the Fourth Proportional to 7,481,934.43, 11,224,421.61 and 2,365,163.62
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Solution
The fourth proportional to 7,481,934.43, 11,224,421.61 and 2,365,163.62 is: 3,548,225.91
Step by Step Solution
- Step 1: Write the proportion equation
7,481,934.43 : 11,224,421.61 = 2,365,163.62 : x - Step 2: Convert to fraction form
7,481,934.43/11,224,421.61 = 2,365,163.62/x - Step 3: Cross multiply
7,481,934.43x = 11,224,421.61 × 2,365,163.62 - Step 4: Simplify right side
7,481,934.43x = 26,547,593,610,583.41 - Step 5: Solve for x
x = 26,547,593,610,583.41/7,481,934.43 - Step 6: Final answer
x = 3,548,225.91
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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.