Finding the Fourth Proportional to 63,470,620.48, 87,591,303.84 and 35,967,634.24
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Solution
The fourth proportional to 63,470,620.48, 87,591,303.84 and 35,967,634.24 is: 49,636,382.24
Step by Step Solution
- Step 1: Write the proportion equation
63,470,620.48 : 87,591,303.84 = 35,967,634.24 : x - Step 2: Convert to fraction form
63,470,620.48/87,591,303.84 = 35,967,634.24/x - Step 3: Cross multiply
63,470,620.48x = 87,591,303.84 × 35,967,634.24 - Step 4: Simplify right side
63,470,620.48x = 3,150,451,979,121,828 - Step 5: Solve for x
x = 3,150,451,979,121,828/63,470,620.48 - Step 6: Final answer
x = 49,636,382.24
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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.