Finding the Fourth Proportional to 18,946,830.87, 26,146,774.43 and 10,460,234.79
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Solution
The fourth proportional to 18,946,830.87, 26,146,774.43 and 10,460,234.79 is: 14,435,205.62
Step by Step Solution
- Step 1: Write the proportion equation
18,946,830.87 : 26,146,774.43 = 10,460,234.79 : x - Step 2: Convert to fraction form
18,946,830.87/26,146,774.43 = 10,460,234.79/x - Step 3: Cross multiply
18,946,830.87x = 26,146,774.43 × 10,460,234.79 - Step 4: Simplify right side
18,946,830.87x = 273,501,399,486,667.22 - Step 5: Solve for x
x = 273,501,399,486,667.22/18,946,830.87 - Step 6: Final answer
x = 14,435,205.62
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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.