Finding the Fourth Proportional to 11,214,518.48, 16,821,775.84 and 2,694,854.96
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Solution
The fourth proportional to 11,214,518.48, 16,821,775.84 and 2,694,854.96 is: 4,042,281.99
Step by Step Solution
- Step 1: Write the proportion equation
11,214,518.48 : 16,821,775.84 = 2,694,854.96 : x - Step 2: Convert to fraction form
11,214,518.48/16,821,775.84 = 2,694,854.96/x - Step 3: Cross multiply
11,214,518.48x = 16,821,775.84 × 2,694,854.96 - Step 4: Simplify right side
11,214,518.48x = 45,332,246,058,432.16 - Step 5: Solve for x
x = 45,332,246,058,432.16/11,214,518.48 - Step 6: Final answer
x = 4,042,281.99
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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.