Finding the Fourth Proportional to 8,499,124.94, 11,728,753.58 and 4,631,645.07
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Solution
The fourth proportional to 8,499,124.94, 11,728,753.58 and 4,631,645.07 is: 6,391,649.03
Step by Step Solution
- Step 1: Write the proportion equation
8,499,124.94 : 11,728,753.58 = 4,631,645.07 : x - Step 2: Convert to fraction form
8,499,124.94/11,728,753.58 = 4,631,645.07/x - Step 3: Cross multiply
8,499,124.94x = 11,728,753.58 × 4,631,645.07 - Step 4: Simplify right side
8,499,124.94x = 54,323,423,672,893.62 - Step 5: Solve for x
x = 54,323,423,672,893.62/8,499,124.94 - Step 6: Final answer
x = 6,391,649.03
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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.