Finding the Fourth Proportional to 8,871,239.70, 13,306,859.55 and 6,036,887.70
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Solution
The fourth proportional to 8,871,239.70, 13,306,859.55 and 6,036,887.70 is: 9,055,331.55
Step by Step Solution
- Step 1: Write the proportion equation
8,871,239.70 : 13,306,859.55 = 6,036,887.70 : x - Step 2: Convert to fraction form
8,871,239.70/13,306,859.55 = 6,036,887.70/x - Step 3: Cross multiply
8,871,239.70x = 13,306,859.55 × 6,036,887.70 - Step 4: Simplify right side
8,871,239.70x = 80,332,016,743,022.55 - Step 5: Solve for x
x = 80,332,016,743,022.55/8,871,239.70 - Step 6: Final answer
x = 9,055,331.55
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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.