Finding the Fourth Proportional to 6,442,448, 8,890,351.62 and 3,541,817.84
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Solution
The fourth proportional to 6,442,448, 8,890,351.62 and 3,541,817.84 is: 4,887,584.03
Step by Step Solution
- Step 1: Write the proportion equation
6,442,448 : 8,890,351.62 = 3,541,817.84 : x - Step 2: Convert to fraction form
6,442,448/8,890,351.62 = 3,541,817.84/x - Step 3: Cross multiply
6,442,448x = 8,890,351.62 × 3,541,817.84 - Step 4: Simplify right side
6,442,448x = 31,488,005,971,588.90 - Step 5: Solve for x
x = 31,488,005,971,588.90/6,442,448 - Step 6: Final answer
x = 4,887,584.03
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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.