Finding the Fourth Proportional to 16,641,642.80, 24,962,464.20 and 10,968,273.20
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Solution
The fourth proportional to 16,641,642.80, 24,962,464.20 and 10,968,273.20 is: 16,452,409.80
Step by Step Solution
- Step 1: Write the proportion equation
16,641,642.80 : 24,962,464.20 = 10,968,273.20 : x - Step 2: Convert to fraction form
16,641,642.80/24,962,464.20 = 10,968,273.20/x - Step 3: Cross multiply
16,641,642.80x = 24,962,464.20 × 10,968,273.20 - Step 4: Simplify right side
16,641,642.80x = 273,795,127,090,819.41 - Step 5: Solve for x
x = 273,795,127,090,819.41/16,641,642.80 - Step 6: Final answer
x = 16,452,409.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.