Finding the Fourth Proportional to 56,268,639.15, 84,391,148.85 and 15,869,675.31
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Solution
The fourth proportional to 56,268,639.15, 84,391,148.85 and 15,869,675.31 is: 23,801,182.18
Step by Step Solution
- Step 1: Write the proportion equation
56,268,639.15 : 84,391,148.85 = 15,869,675.31 : x - Step 2: Convert to fraction form
56,268,639.15/84,391,148.85 = 15,869,675.31/x - Step 3: Cross multiply
56,268,639.15x = 84,391,148.85 × 15,869,675.31 - Step 4: Simplify right side
56,268,639.15x = 1,339,260,131,287,379.75 - Step 5: Solve for x
x = 1,339,260,131,287,379.75/56,268,639.15 - Step 6: Final answer
x = 23,801,182.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.