Finding the Fourth Proportional to 5,384,612.06, 7,430,812.10 and 2,937,233.98
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Solution
The fourth proportional to 5,384,612.06, 7,430,812.10 and 2,937,233.98 is: 4,053,408.78
Step by Step Solution
- Step 1: Write the proportion equation
5,384,612.06 : 7,430,812.10 = 2,937,233.98 : x - Step 2: Convert to fraction form
5,384,612.06/7,430,812.10 = 2,937,233.98/x - Step 3: Cross multiply
5,384,612.06x = 7,430,812.10 × 2,937,233.98 - Step 4: Simplify right side
5,384,612.06x = 21,826,033,799,115.16 - Step 5: Solve for x
x = 21,826,033,799,115.16/5,384,612.06 - Step 6: Final answer
x = 4,053,408.78
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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.