Finding the Fourth Proportional to 50,871,867.20, 76,341,816.39 and 21,732,515.99
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Solution
The fourth proportional to 50,871,867.20, 76,341,816.39 and 21,732,515.99 is: 32,613,305.48
Step by Step Solution
- Step 1: Write the proportion equation
50,871,867.20 : 76,341,816.39 = 21,732,515.99 : x - Step 2: Convert to fraction form
50,871,867.20/76,341,816.39 = 21,732,515.99/x - Step 3: Cross multiply
50,871,867.20x = 76,341,816.39 × 21,732,515.99 - Step 4: Simplify right side
50,871,867.20x = 1,659,099,745,019,610 - Step 5: Solve for x
x = 1,659,099,745,019,610/50,871,867.20 - Step 6: Final answer
x = 32,613,305.48
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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.