Finding the Fourth Proportional to 5,650,778.99, 8,475,978.95 and 2,455,904.90
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Solution
The fourth proportional to 5,650,778.99, 8,475,978.95 and 2,455,904.90 is: 3,683,774.98
Step by Step Solution
- Step 1: Write the proportion equation
5,650,778.99 : 8,475,978.95 = 2,455,904.90 : x - Step 2: Convert to fraction form
5,650,778.99/8,475,978.95 = 2,455,904.90/x - Step 3: Cross multiply
5,650,778.99x = 8,475,978.95 × 2,455,904.90 - Step 4: Simplify right side
5,650,778.99x = 20,816,198,253,721.92 - Step 5: Solve for x
x = 20,816,198,253,721.92/5,650,778.99 - Step 6: Final answer
x = 3,683,774.98
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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.