Finding the Fourth Proportional to 6,369,387.95, 8,789,694.19 and 3,468,827.26
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Solution
The fourth proportional to 6,369,387.95, 8,789,694.19 and 3,468,827.26 is: 4,786,948.30
Step by Step Solution
- Step 1: Write the proportion equation
6,369,387.95 : 8,789,694.19 = 3,468,827.26 : x - Step 2: Convert to fraction form
6,369,387.95/8,789,694.19 = 3,468,827.26/x - Step 3: Cross multiply
6,369,387.95x = 8,789,694.19 × 3,468,827.26 - Step 4: Simplify right side
6,369,387.95x = 30,489,930,835,162.82 - Step 5: Solve for x
x = 30,489,930,835,162.82/6,369,387.95 - Step 6: Final answer
x = 4,786,948.30
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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.