Finding the Fourth Proportional to 8,167,895.91, 11,271,268.40 and 4,496,095.31
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Solution
The fourth proportional to 8,167,895.91, 11,271,268.40 and 4,496,095.31 is: 6,204,375.95
Step by Step Solution
- Step 1: Write the proportion equation
8,167,895.91 : 11,271,268.40 = 4,496,095.31 : x - Step 2: Convert to fraction form
8,167,895.91/11,271,268.40 = 4,496,095.31/x - Step 3: Cross multiply
8,167,895.91x = 11,271,268.40 × 4,496,095.31 - Step 4: Simplify right side
8,167,895.91x = 50,676,696,912,154.38 - Step 5: Solve for x
x = 50,676,696,912,154.38/8,167,895.91 - Step 6: Final answer
x = 6,204,375.95
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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.