Finding the Fourth Proportional to 5,352,518.51, 7,386,585.68 and 3,029,410.87
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Solution
The fourth proportional to 5,352,518.51, 7,386,585.68 and 3,029,410.87 is: 4,180,649.33
Step by Step Solution
- Step 1: Write the proportion equation
5,352,518.51 : 7,386,585.68 = 3,029,410.87 : x - Step 2: Convert to fraction form
5,352,518.51/7,386,585.68 = 3,029,410.87/x - Step 3: Cross multiply
5,352,518.51x = 7,386,585.68 × 3,029,410.87 - Step 4: Simplify right side
5,352,518.51x = 22,377,002,940,285.41 - Step 5: Solve for x
x = 22,377,002,940,285.41/5,352,518.51 - Step 6: Final answer
x = 4,180,649.33
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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.