Finding the Fourth Proportional to 29,177,826.75, 40,265,525.97 and 15,947,270.10
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Solution
The fourth proportional to 29,177,826.75, 40,265,525.97 and 15,947,270.10 is: 22,007,301.09
Step by Step Solution
- Step 1: Write the proportion equation
29,177,826.75 : 40,265,525.97 = 15,947,270.10 : x - Step 2: Convert to fraction form
29,177,826.75/40,265,525.97 = 15,947,270.10/x - Step 3: Cross multiply
29,177,826.75x = 40,265,525.97 × 15,947,270.10 - Step 4: Simplify right side
29,177,826.75x = 642,125,218,362,154.50 - Step 5: Solve for x
x = 642,125,218,362,154.50/29,177,826.75 - Step 6: Final answer
x = 22,007,301.09
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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.