Finding the Fourth Proportional to 32,275,830.57, 44,540,662.65 and 18,337,209.79
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Solution
The fourth proportional to 32,275,830.57, 44,540,662.65 and 18,337,209.79 is: 25,305,358.86
Step by Step Solution
- Step 1: Write the proportion equation
32,275,830.57 : 44,540,662.65 = 18,337,209.79 : x - Step 2: Convert to fraction form
32,275,830.57/44,540,662.65 = 18,337,209.79/x - Step 3: Cross multiply
32,275,830.57x = 44,540,662.65 × 18,337,209.79 - Step 4: Simplify right side
32,275,830.57x = 816,751,475,198,667.25 - Step 5: Solve for x
x = 816,751,475,198,667.25/32,275,830.57 - Step 6: Final answer
x = 25,305,358.86
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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.