Finding the Fourth Proportional to 8,387,626.35, 11,568,267.12 and 5,444,225.67
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Solution
The fourth proportional to 8,387,626.35, 11,568,267.12 and 5,444,225.67 is: 7,508,710.35
Step by Step Solution
- Step 1: Write the proportion equation
8,387,626.35 : 11,568,267.12 = 5,444,225.67 : x - Step 2: Convert to fraction form
8,387,626.35/11,568,267.12 = 5,444,225.67/x - Step 3: Cross multiply
8,387,626.35x = 11,568,267.12 × 5,444,225.67 - Step 4: Simplify right side
8,387,626.35x = 62,980,256,812,120.97 - Step 5: Solve for x
x = 62,980,256,812,120.97/8,387,626.35 - Step 6: Final answer
x = 7,508,710.35
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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.