Finding the Fourth Proportional to 16,300,475.16, 22,495,195.04 and 8,958,568.54
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Solution
The fourth proportional to 16,300,475.16, 22,495,195.04 and 8,958,568.54 is: 12,363,120.99
Step by Step Solution
- Step 1: Write the proportion equation
16,300,475.16 : 22,495,195.04 = 8,958,568.54 : x - Step 2: Convert to fraction form
16,300,475.16/22,495,195.04 = 8,958,568.54/x - Step 3: Cross multiply
16,300,475.16x = 22,495,195.04 × 8,958,568.54 - Step 4: Simplify right side
16,300,475.16x = 201,524,746,586,508 - Step 5: Solve for x
x = 201,524,746,586,508/16,300,475.16 - Step 6: Final answer
x = 12,363,120.99
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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.