Finding the Fourth Proportional to 6,252,447.20, 8,628,191.55 and 3,461,694.71
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Solution
The fourth proportional to 6,252,447.20, 8,628,191.55 and 3,461,694.71 is: 4,777,035.95
Step by Step Solution
- Step 1: Write the proportion equation
6,252,447.20 : 8,628,191.55 = 3,461,694.71 : x - Step 2: Convert to fraction form
6,252,447.20/8,628,191.55 = 3,461,694.71/x - Step 3: Cross multiply
6,252,447.20x = 8,628,191.55 × 3,461,694.71 - Step 4: Simplify right side
6,252,447.20x = 29,868,165,002,360.75 - Step 5: Solve for x
x = 29,868,165,002,360.75/6,252,447.20 - Step 6: Final answer
x = 4,777,035.95
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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.