Finding the Fourth Proportional to 6,992,742.24, 10,489,113.36 and 2,508,167.52
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Solution
The fourth proportional to 6,992,742.24, 10,489,113.36 and 2,508,167.52 is: 3,762,251.28
Step by Step Solution
- Step 1: Write the proportion equation
6,992,742.24 : 10,489,113.36 = 2,508,167.52 : x - Step 2: Convert to fraction form
6,992,742.24/10,489,113.36 = 2,508,167.52/x - Step 3: Cross multiply
6,992,742.24x = 10,489,113.36 × 2,508,167.52 - Step 4: Simplify right side
6,992,742.24x = 26,308,453,443,150.07 - Step 5: Solve for x
x = 26,308,453,443,150.07/6,992,742.24 - Step 6: Final answer
x = 3,762,251.28
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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.