Finding the Fourth Proportional to 10,777,811.20, 14,873,370.24 and 5,948,903.68
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Solution
The fourth proportional to 10,777,811.20, 14,873,370.24 and 5,948,903.68 is: 8,209,481.99
Step by Step Solution
- Step 1: Write the proportion equation
10,777,811.20 : 14,873,370.24 = 5,948,903.68 : x - Step 2: Convert to fraction form
10,777,811.20/14,873,370.24 = 5,948,903.68/x - Step 3: Cross multiply
10,777,811.20x = 14,873,370.24 × 5,948,903.68 - Step 4: Simplify right side
10,777,811.20x = 88,480,246,954,738.48 - Step 5: Solve for x
x = 88,480,246,954,738.48/10,777,811.20 - Step 6: Final answer
x = 8,209,481.99
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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.