Finding the Fourth Proportional to 24,138,081.12, 33,310,319.60 and 13,124,834.91
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Solution
The fourth proportional to 24,138,081.12, 33,310,319.60 and 13,124,834.91 is: 18,112,145.84
Step by Step Solution
- Step 1: Write the proportion equation
24,138,081.12 : 33,310,319.60 = 13,124,834.91 : x - Step 2: Convert to fraction form
24,138,081.12/33,310,319.60 = 13,124,834.91/x - Step 3: Cross multiply
24,138,081.12x = 33,310,319.60 × 13,124,834.91 - Step 4: Simplify right side
24,138,081.12x = 437,192,445,483,713.06 - Step 5: Solve for x
x = 437,192,445,483,713.06/24,138,081.12 - Step 6: Final answer
x = 18,112,145.84
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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.