Finding the Fourth Proportional to 7,001,434.08, 10,496,160.84 and 2,686,580.76
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Solution
The fourth proportional to 7,001,434.08, 10,496,160.84 and 2,686,580.76 is: 4,027,572.56
Step by Step Solution
- Step 1: Write the proportion equation
7,001,434.08 : 10,496,160.84 = 2,686,580.76 : x - Step 2: Convert to fraction form
7,001,434.08/10,496,160.84 = 2,686,580.76/x - Step 3: Cross multiply
7,001,434.08x = 10,496,160.84 × 2,686,580.76 - Step 4: Simplify right side
7,001,434.08x = 28,198,783,766,609.44 - Step 5: Solve for x
x = 28,198,783,766,609.44/7,001,434.08 - Step 6: Final answer
x = 4,027,572.56
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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.