Finding the Fourth Proportional to 8,332,012.45, 11,497,634.35 and 4,660,292.17
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Solution
The fourth proportional to 8,332,012.45, 11,497,634.35 and 4,660,292.17 is: 6,430,899.58
Step by Step Solution
- Step 1: Write the proportion equation
8,332,012.45 : 11,497,634.35 = 4,660,292.17 : x - Step 2: Convert to fraction form
8,332,012.45/11,497,634.35 = 4,660,292.17/x - Step 3: Cross multiply
8,332,012.45x = 11,497,634.35 × 4,660,292.17 - Step 4: Simplify right side
8,332,012.45x = 53,582,335,363,763.49 - Step 5: Solve for x
x = 53,582,335,363,763.49/8,332,012.45 - Step 6: Final answer
x = 6,430,899.58
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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.