Finding the Fourth Proportional to 6,307,615.92, 8,704,406.16 and 3,554,584.68
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Solution
The fourth proportional to 6,307,615.92, 8,704,406.16 and 3,554,584.68 is: 4,905,268.36
Step by Step Solution
- Step 1: Write the proportion equation
6,307,615.92 : 8,704,406.16 = 3,554,584.68 : x - Step 2: Convert to fraction form
6,307,615.92/8,704,406.16 = 3,554,584.68/x - Step 3: Cross multiply
6,307,615.92x = 8,704,406.16 × 3,554,584.68 - Step 4: Simplify right side
6,307,615.92x = 30,940,548,784,833.63 - Step 5: Solve for x
x = 30,940,548,784,833.63/6,307,615.92 - Step 6: Final answer
x = 4,905,268.36
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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.