Finding the Fourth Proportional to 16,563,618.40, 24,789,440.40 and 14,548,079.20
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Solution
The fourth proportional to 16,563,618.40, 24,789,440.40 and 14,548,079.20 is: 21,772,944.39
Step by Step Solution
- Step 1: Write the proportion equation
16,563,618.40 : 24,789,440.40 = 14,548,079.20 : x - Step 2: Convert to fraction form
16,563,618.40/24,789,440.40 = 14,548,079.20/x - Step 3: Cross multiply
16,563,618.40x = 24,789,440.40 × 14,548,079.20 - Step 4: Simplify right side
16,563,618.40x = 360,638,742,262,879.62 - Step 5: Solve for x
x = 360,638,742,262,879.62/16,563,618.40 - Step 6: Final answer
x = 21,772,944.39
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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.