Finding the Fourth Proportional to 16,065,107.33, 22,169,874.38 and 8,722,954.67
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Solution
The fourth proportional to 16,065,107.33, 22,169,874.38 and 8,722,954.67 is: 12,037,691.70
Step by Step Solution
- Step 1: Write the proportion equation
16,065,107.33 : 22,169,874.38 = 8,722,954.67 : x - Step 2: Convert to fraction form
16,065,107.33/22,169,874.38 = 8,722,954.67/x - Step 3: Cross multiply
16,065,107.33x = 22,169,874.38 × 8,722,954.67 - Step 4: Simplify right side
16,065,107.33x = 193,386,809,101,870.19 - Step 5: Solve for x
x = 193,386,809,101,870.19/16,065,107.33 - Step 6: Final answer
x = 12,037,691.70
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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.