Finding the Fourth Proportional to 5,540,940.36, 8,316,519.66 and 2,810,404.08
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Solution
The fourth proportional to 5,540,940.36, 8,316,519.66 and 2,810,404.08 is: 4,218,197.50
Step by Step Solution
- Step 1: Write the proportion equation
5,540,940.36 : 8,316,519.66 = 2,810,404.08 : x - Step 2: Convert to fraction form
5,540,940.36/8,316,519.66 = 2,810,404.08/x - Step 3: Cross multiply
5,540,940.36x = 8,316,519.66 × 2,810,404.08 - Step 4: Simplify right side
5,540,940.36x = 23,372,780,783,864.21 - Step 5: Solve for x
x = 23,372,780,783,864.21/5,540,940.36 - Step 6: Final answer
x = 4,218,197.50
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1.5x scale
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.