Finding the Fourth Proportional to 24,451,500.68, 33,743,879.88 and 13,438,640.75
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Solution
The fourth proportional to 24,451,500.68, 33,743,879.88 and 13,438,640.75 is: 18,545,768.82
Step by Step Solution
- Step 1: Write the proportion equation
24,451,500.68 : 33,743,879.88 = 13,438,640.75 : x - Step 2: Convert to fraction form
24,451,500.68/33,743,879.88 = 13,438,640.75/x - Step 3: Cross multiply
24,451,500.68x = 33,743,879.88 × 13,438,640.75 - Step 4: Simplify right side
24,451,500.68x = 453,471,878,999,358.75 - Step 5: Solve for x
x = 453,471,878,999,358.75/24,451,500.68 - Step 6: Final answer
x = 18,545,768.82
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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.