Finding the Fourth Proportional to 6,398,225.64, 8,829,531.36 and 3,497,617.80
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Solution
The fourth proportional to 6,398,225.64, 8,829,531.36 and 3,497,617.80 is: 4,826,701.62
Step by Step Solution
- Step 1: Write the proportion equation
6,398,225.64 : 8,829,531.36 = 3,497,617.80 : x - Step 2: Convert to fraction form
6,398,225.64/8,829,531.36 = 3,497,617.80/x - Step 3: Cross multiply
6,398,225.64x = 8,829,531.36 × 3,497,617.80 - Step 4: Simplify right side
6,398,225.64x = 30,882,326,050,394.20 - Step 5: Solve for x
x = 30,882,326,050,394.20/6,398,225.64 - Step 6: Final answer
x = 4,826,701.62
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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.