Finding the Fourth Proportional to 7,530,508.84, 10,392,170.34 and 4,092,757.96
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Solution
The fourth proportional to 7,530,508.84, 10,392,170.34 and 4,092,757.96 is: 5,648,043.02
Step by Step Solution
- Step 1: Write the proportion equation
7,530,508.84 : 10,392,170.34 = 4,092,757.96 : x - Step 2: Convert to fraction form
7,530,508.84/10,392,170.34 = 4,092,757.96/x - Step 3: Cross multiply
7,530,508.84x = 10,392,170.34 × 4,092,757.96 - Step 4: Simplify right side
7,530,508.84x = 42,532,637,880,710.91 - Step 5: Solve for x
x = 42,532,637,880,710.91/7,530,508.84 - Step 6: Final answer
x = 5,648,043.02
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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.