Finding the Fourth Proportional to 16,321,201.90, 24,482,724.45 and 4,962,021.10
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Solution
The fourth proportional to 16,321,201.90, 24,482,724.45 and 4,962,021.10 is: 7,443,311.84
Step by Step Solution
- Step 1: Write the proportion equation
16,321,201.90 : 24,482,724.45 = 4,962,021.10 : x - Step 2: Convert to fraction form
16,321,201.90/24,482,724.45 = 4,962,021.10/x - Step 3: Cross multiply
16,321,201.90x = 24,482,724.45 × 4,962,021.10 - Step 4: Simplify right side
16,321,201.90x = 121,483,795,306,385.88 - Step 5: Solve for x
x = 121,483,795,306,385.88/16,321,201.90 - Step 6: Final answer
x = 7,443,311.84
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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.