Finding the Fourth Proportional to 8,871,235.20, 13,306,852.80 and 6,036,883.20
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Solution
The fourth proportional to 8,871,235.20, 13,306,852.80 and 6,036,883.20 is: 9,055,324.80
Step by Step Solution
- Step 1: Write the proportion equation
8,871,235.20 : 13,306,852.80 = 6,036,883.20 : x - Step 2: Convert to fraction form
8,871,235.20/13,306,852.80 = 6,036,883.20/x - Step 3: Cross multiply
8,871,235.20x = 13,306,852.80 × 6,036,883.20 - Step 4: Simplify right side
8,871,235.20x = 80,331,916,113,192.97 - Step 5: Solve for x
x = 80,331,916,113,192.97/8,871,235.20 - Step 6: Final answer
x = 9,055,324.80
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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.