Finding the Fourth Proportional to 6,876,247.92, 9,489,166.60 and 3,736,484.08
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Solution
The fourth proportional to 6,876,247.92, 9,489,166.60 and 3,736,484.08 is: 5,156,317.86
Step by Step Solution
- Step 1: Write the proportion equation
6,876,247.92 : 9,489,166.60 = 3,736,484.08 : x - Step 2: Convert to fraction form
6,876,247.92/9,489,166.60 = 3,736,484.08/x - Step 3: Cross multiply
6,876,247.92x = 9,489,166.60 × 3,736,484.08 - Step 4: Simplify right side
6,876,247.92x = 35,456,119,933,367.73 - Step 5: Solve for x
x = 35,456,119,933,367.73/6,876,247.92 - Step 6: Final answer
x = 5,156,317.86
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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.