Finding the Fourth Proportional to 43,589,934.80, 65,338,246.20 and 14,809,403.60
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Solution
The fourth proportional to 43,589,934.80, 65,338,246.20 and 14,809,403.60 is: 22,198,254.32
Step by Step Solution
- Step 1: Write the proportion equation
43,589,934.80 : 65,338,246.20 = 14,809,403.60 : x - Step 2: Convert to fraction form
43,589,934.80/65,338,246.20 = 14,809,403.60/x - Step 3: Cross multiply
43,589,934.80x = 65,338,246.20 × 14,809,403.60 - Step 4: Simplify right side
43,589,934.80x = 967,620,458,491,966.38 - Step 5: Solve for x
x = 967,620,458,491,966.38/43,589,934.80 - Step 6: Final answer
x = 22,198,254.32
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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.