Finding the Fourth Proportional to 7,530,330.88, 10,391,936.88 and 4,092,572.08
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Solution
The fourth proportional to 7,530,330.88, 10,391,936.88 and 4,092,572.08 is: 5,647,793.09
Step by Step Solution
- Step 1: Write the proportion equation
7,530,330.88 : 10,391,936.88 = 4,092,572.08 : x - Step 2: Convert to fraction form
7,530,330.88/10,391,936.88 = 4,092,572.08/x - Step 3: Cross multiply
7,530,330.88x = 10,391,936.88 × 4,092,572.08 - Step 4: Simplify right side
7,530,330.88x = 42,529,750,732,210.31 - Step 5: Solve for x
x = 42,529,750,732,210.31/7,530,330.88 - Step 6: Final answer
x = 5,647,793.09
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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.