Finding the Fourth Proportional to 5,046,309.90, 7,571,214.45 and 2,208,458.70
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Solution
The fourth proportional to 5,046,309.90, 7,571,214.45 and 2,208,458.70 is: 3,313,453.74
Step by Step Solution
- Step 1: Write the proportion equation
5,046,309.90 : 7,571,214.45 = 2,208,458.70 : x - Step 2: Convert to fraction form
5,046,309.90/7,571,214.45 = 2,208,458.70/x - Step 3: Cross multiply
5,046,309.90x = 7,571,214.45 × 2,208,458.70 - Step 4: Simplify right side
5,046,309.90x = 16,720,714,421,668.22 - Step 5: Solve for x
x = 16,720,714,421,668.22/5,046,309.90 - Step 6: Final answer
x = 3,313,453.74
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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.