Finding the Fourth Proportional to 5,915,593.64, 8,163,519.16 and 3,199,339.64
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Solution
The fourth proportional to 5,915,593.64, 8,163,519.16 and 3,199,339.64 is: 4,415,088.67
Step by Step Solution
- Step 1: Write the proportion equation
5,915,593.64 : 8,163,519.16 = 3,199,339.64 : x - Step 2: Convert to fraction form
5,915,593.64/8,163,519.16 = 3,199,339.64/x - Step 3: Cross multiply
5,915,593.64x = 8,163,519.16 × 3,199,339.64 - Step 4: Simplify right side
5,915,593.64x = 26,117,870,450,487.50 - Step 5: Solve for x
x = 26,117,870,450,487.50/5,915,593.64 - Step 6: Final answer
x = 4,415,088.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.