Finding the Fourth Proportional to 20,573,594.56, 30,867,252.04 and 13,684,234.08
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Solution
The fourth proportional to 20,573,594.56, 30,867,252.04 and 13,684,234.08 is: 20,530,914.08
Step by Step Solution
- Step 1: Write the proportion equation
20,573,594.56 : 30,867,252.04 = 13,684,234.08 : x - Step 2: Convert to fraction form
20,573,594.56/30,867,252.04 = 13,684,234.08/x - Step 3: Cross multiply
20,573,594.56x = 30,867,252.04 × 13,684,234.08 - Step 4: Simplify right side
20,573,594.56x = 422,394,702,321,717.50 - Step 5: Solve for x
x = 422,394,702,321,717.50/20,573,594.56 - Step 6: Final answer
x = 20,530,914.08
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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.