Finding the Fourth Proportional to 18,077,549.24, 24,940,948.44 and 10,235,990
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Solution
The fourth proportional to 18,077,549.24, 24,940,948.44 and 10,235,990 is: 14,122,229.48
Step by Step Solution
- Step 1: Write the proportion equation
18,077,549.24 : 24,940,948.44 = 10,235,990 : x - Step 2: Convert to fraction form
18,077,549.24/24,940,948.44 = 10,235,990/x - Step 3: Cross multiply
18,077,549.24x = 24,940,948.44 × 10,235,990 - Step 4: Simplify right side
18,077,549.24x = 255,295,298,822,355.62 - Step 5: Solve for x
x = 255,295,298,822,355.62/18,077,549.24 - Step 6: Final answer
x = 14,122,229.48
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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.