Finding the Fourth Proportional to 24,138,080.99, 33,310,319.42 and 13,124,834.79
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Solution
The fourth proportional to 24,138,080.99, 33,310,319.42 and 13,124,834.79 is: 18,112,145.67
Step by Step Solution
- Step 1: Write the proportion equation
24,138,080.99 : 33,310,319.42 = 13,124,834.79 : x - Step 2: Convert to fraction form
24,138,080.99/33,310,319.42 = 13,124,834.79/x - Step 3: Cross multiply
24,138,080.99x = 33,310,319.42 × 13,124,834.79 - Step 4: Simplify right side
24,138,080.99x = 437,192,439,189,628.62 - Step 5: Solve for x
x = 437,192,439,189,628.62/24,138,080.99 - Step 6: Final answer
x = 18,112,145.67
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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.