Finding the Fourth Proportional to 75,801,116.20, 113,701,674.30 and 27,280,552.90
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Solution
The fourth proportional to 75,801,116.20, 113,701,674.30 and 27,280,552.90 is: 40,920,829.35
Step by Step Solution
- Step 1: Write the proportion equation
75,801,116.20 : 113,701,674.30 = 27,280,552.90 : x - Step 2: Convert to fraction form
75,801,116.20/113,701,674.30 = 27,280,552.90/x - Step 3: Cross multiply
75,801,116.20x = 113,701,674.30 × 27,280,552.90 - Step 4: Simplify right side
75,801,116.20x = 3,101,844,540,559,720 - Step 5: Solve for x
x = 3,101,844,540,559,720/75,801,116.20 - Step 6: Final answer
x = 40,920,829.35
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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.