Finding the Fourth Proportional to 16,565,197.74, 22,809,273.32 and 16,517,368.05
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Solution
The fourth proportional to 16,565,197.74, 22,809,273.32 and 16,517,368.05 is: 22,743,414.74
Step by Step Solution
- Step 1: Write the proportion equation
16,565,197.74 : 22,809,273.32 = 16,517,368.05 : x - Step 2: Convert to fraction form
16,565,197.74/22,809,273.32 = 16,517,368.05/x - Step 3: Cross multiply
16,565,197.74x = 22,809,273.32 × 16,517,368.05 - Step 4: Simplify right side
16,565,197.74x = 376,749,162,420,778.88 - Step 5: Solve for x
x = 376,749,162,420,778.88/16,565,197.74 - Step 6: Final answer
x = 22,743,414.74
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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.