Finding the Fourth Proportional to 84,132,363.94, 126,214,907.40 and 32,313,175.88
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Solution
The fourth proportional to 84,132,363.94, 126,214,907.40 and 32,313,175.88 is: 48,476,047.86
Step by Step Solution
- Step 1: Write the proportion equation
84,132,363.94 : 126,214,907.40 = 32,313,175.88 : x - Step 2: Convert to fraction form
84,132,363.94/126,214,907.40 = 32,313,175.88/x - Step 3: Cross multiply
84,132,363.94x = 126,214,907.40 × 32,313,175.88 - Step 4: Simplify right side
84,132,363.94x = 4,078,404,500,863,039 - Step 5: Solve for x
x = 4,078,404,500,863,039/84,132,363.94 - Step 6: Final answer
x = 48,476,047.86
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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.