Finding the Fourth Proportional to 54,757,220.20, 82,130,492.40 and 14,367,704.20
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Solution
The fourth proportional to 54,757,220.20, 82,130,492.40 and 14,367,704.20 is: 21,550,155.69
Step by Step Solution
- Step 1: Write the proportion equation
54,757,220.20 : 82,130,492.40 = 14,367,704.20 : x - Step 2: Convert to fraction form
54,757,220.20/82,130,492.40 = 14,367,704.20/x - Step 3: Cross multiply
54,757,220.20x = 82,130,492.40 × 14,367,704.20 - Step 4: Simplify right side
54,757,220.20x = 1,180,026,620,603,548 - Step 5: Solve for x
x = 1,180,026,620,603,548/54,757,220.20 - Step 6: Final answer
x = 21,550,155.69
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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.