Finding the Fourth Proportional to 6,398,020.23, 8,829,268.58 and 3,497,422.92
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Solution
The fourth proportional to 6,398,020.23, 8,829,268.58 and 3,497,422.92 is: 4,826,443.99
Step by Step Solution
- Step 1: Write the proportion equation
6,398,020.23 : 8,829,268.58 = 3,497,422.92 : x - Step 2: Convert to fraction form
6,398,020.23/8,829,268.58 = 3,497,422.92/x - Step 3: Cross multiply
6,398,020.23x = 8,829,268.58 × 3,497,422.92 - Step 4: Simplify right side
6,398,020.23x = 30,879,686,236,894.39 - Step 5: Solve for x
x = 30,879,686,236,894.39/6,398,020.23 - Step 6: Final answer
x = 4,826,443.99
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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.