Finding the Fourth Proportional to 10,254,961.68, 15,381,267.48 and 2,682,658.32
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Solution
The fourth proportional to 10,254,961.68, 15,381,267.48 and 2,682,658.32 is: 4,023,680.09
Step by Step Solution
- Step 1: Write the proportion equation
10,254,961.68 : 15,381,267.48 = 2,682,658.32 : x - Step 2: Convert to fraction form
10,254,961.68/15,381,267.48 = 2,682,658.32/x - Step 3: Cross multiply
10,254,961.68x = 15,381,267.48 × 2,682,658.32 - Step 4: Simplify right side
10,254,961.68x = 41,262,685,177,367.43 - Step 5: Solve for x
x = 41,262,685,177,367.43/10,254,961.68 - Step 6: Final answer
x = 4,023,680.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.