Finding the Fourth Proportional to 8,094,911.10, 12,140,811.45 and 2,415,320.70
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Solution
The fourth proportional to 8,094,911.10, 12,140,811.45 and 2,415,320.70 is: 3,622,517.02
Step by Step Solution
- Step 1: Write the proportion equation
8,094,911.10 : 12,140,811.45 = 2,415,320.70 : x - Step 2: Convert to fraction form
8,094,911.10/12,140,811.45 = 2,415,320.70/x - Step 3: Cross multiply
8,094,911.10x = 12,140,811.45 × 2,415,320.70 - Step 4: Simplify right side
8,094,911.10x = 29,323,953,209,982.02 - Step 5: Solve for x
x = 29,323,953,209,982.02/8,094,911.10 - Step 6: Final answer
x = 3,622,517.02
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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.