Finding the Fourth Proportional to 32,418,563.58, 48,549,917.16 and 18,543,469.59
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Solution
The fourth proportional to 32,418,563.58, 48,549,917.16 and 18,543,469.59 is: 27,770,629.33
Step by Step Solution
- Step 1: Write the proportion equation
32,418,563.58 : 48,549,917.16 = 18,543,469.59 : x - Step 2: Convert to fraction form
32,418,563.58/48,549,917.16 = 18,543,469.59/x - Step 3: Cross multiply
32,418,563.58x = 48,549,917.16 × 18,543,469.59 - Step 4: Simplify right side
32,418,563.58x = 900,283,912,453,479.12 - Step 5: Solve for x
x = 900,283,912,453,479.12/32,418,563.58 - Step 6: Final answer
x = 27,770,629.33
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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.