Finding the Fourth Proportional to 29,341,202.80, 43,969,813.80 and 21,604,471.60
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Solution
The fourth proportional to 29,341,202.80, 43,969,813.80 and 21,604,471.60 is: 32,375,789.09
Step by Step Solution
- Step 1: Write the proportion equation
29,341,202.80 : 43,969,813.80 = 21,604,471.60 : x - Step 2: Convert to fraction form
29,341,202.80/43,969,813.80 = 21,604,471.60/x - Step 3: Cross multiply
29,341,202.80x = 43,969,813.80 × 21,604,471.60 - Step 4: Simplify right side
29,341,202.80x = 949,944,593,499,388.12 - Step 5: Solve for x
x = 949,944,593,499,388.12/29,341,202.80 - Step 6: Final answer
x = 32,375,789.09
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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.