Finding the Fourth Proportional to 6,326,121.66, 8,730,197.19 and 3,610,120.38
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Solution
The fourth proportional to 6,326,121.66, 8,730,197.19 and 3,610,120.38 is: 4,982,051.32
Step by Step Solution
- Step 1: Write the proportion equation
6,326,121.66 : 8,730,197.19 = 3,610,120.38 : x - Step 2: Convert to fraction form
6,326,121.66/8,730,197.19 = 3,610,120.38/x - Step 3: Cross multiply
6,326,121.66x = 8,730,197.19 × 3,610,120.38 - Step 4: Simplify right side
6,326,121.66x = 31,517,062,797,037.73 - Step 5: Solve for x
x = 31,517,062,797,037.73/6,326,121.66 - Step 6: Final answer
x = 4,982,051.32
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1.5x scale
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.