Finding the Fourth Proportional to 83,744,117.28, 125,616,020.40 and 26,240,793.12
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Solution
The fourth proportional to 83,744,117.28, 125,616,020.40 and 26,240,793.12 is: 39,361,140.95
Step by Step Solution
- Step 1: Write the proportion equation
83,744,117.28 : 125,616,020.40 = 26,240,793.12 : x - Step 2: Convert to fraction form
83,744,117.28/125,616,020.40 = 26,240,793.12/x - Step 3: Cross multiply
83,744,117.28x = 125,616,020.40 × 26,240,793.12 - Step 4: Simplify right side
83,744,117.28x = 3,296,264,003,874,100 - Step 5: Solve for x
x = 3,296,264,003,874,100/83,744,117.28 - Step 6: Final answer
x = 39,361,140.95
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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.