Finding the Fourth Proportional to 36,871,278.70, 51,524,130.80 and 36,871,278.70
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Solution
The fourth proportional to 36,871,278.70, 51,524,130.80 and 36,871,278.70 is: 51,524,130.80
Step by Step Solution
- Step 1: Write the proportion equation
36,871,278.70 : 51,524,130.80 = 36,871,278.70 : x - Step 2: Convert to fraction form
36,871,278.70/51,524,130.80 = 36,871,278.70/x - Step 3: Cross multiply
36,871,278.70x = 51,524,130.80 × 36,871,278.70 - Step 4: Simplify right side
36,871,278.70x = 1,899,760,586,502,054 - Step 5: Solve for x
x = 1,899,760,586,502,054/36,871,278.70 - Step 6: Final answer
x = 51,524,130.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.