Finding the Fourth Proportional to 5,965,341.30, 8,233,105.95 and 3,518,221.68
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Solution
The fourth proportional to 5,965,341.30, 8,233,105.95 and 3,518,221.68 is: 4,855,697.33
Step by Step Solution
- Step 1: Write the proportion equation
5,965,341.30 : 8,233,105.95 = 3,518,221.68 : x - Step 2: Convert to fraction form
5,965,341.30/8,233,105.95 = 3,518,221.68/x - Step 3: Cross multiply
5,965,341.30x = 8,233,105.95 × 3,518,221.68 - Step 4: Simplify right side
5,965,341.30x = 28,965,891,847,027.00 - Step 5: Solve for x
x = 28,965,891,847,027.00/5,965,341.30 - Step 6: Final answer
x = 4,855,697.33
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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.