Finding the Fourth Proportional to 44,285,165.70, 66,427,748.55 and 12,372,461.70
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Solution
The fourth proportional to 44,285,165.70, 66,427,748.55 and 12,372,461.70 is: 18,558,692.55
Step by Step Solution
- Step 1: Write the proportion equation
44,285,165.70 : 66,427,748.55 = 12,372,461.70 : x - Step 2: Convert to fraction form
44,285,165.70/66,427,748.55 = 12,372,461.70/x - Step 3: Cross multiply
44,285,165.70x = 66,427,748.55 × 12,372,461.70 - Step 4: Simplify right side
44,285,165.70x = 821,874,774,752,105.50 - Step 5: Solve for x
x = 821,874,774,752,105.50/44,285,165.70 - Step 6: Final answer
x = 18,558,692.55
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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.