Finding the Fourth Proportional to 6,755,328.09, 10,138,317.58 and 2,496,714.21
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Solution
The fourth proportional to 6,755,328.09, 10,138,317.58 and 2,496,714.21 is: 3,747,039.56
Step by Step Solution
- Step 1: Write the proportion equation
6,755,328.09 : 10,138,317.58 = 2,496,714.21 : x - Step 2: Convert to fraction form
6,755,328.09/10,138,317.58 = 2,496,714.21/x - Step 3: Cross multiply
6,755,328.09x = 10,138,317.58 × 2,496,714.21 - Step 4: Simplify right side
6,755,328.09x = 25,312,481,567,478.81 - Step 5: Solve for x
x = 25,312,481,567,478.81/6,755,328.09 - Step 6: Final answer
x = 3,747,039.56
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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.