Finding the Fourth Proportional to 74,306,775.60, 102,546,748.44 and 41,267,173.68
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Solution
The fourth proportional to 74,306,775.60, 102,546,748.44 and 41,267,173.68 is: 56,950,586.86
Step by Step Solution
- Step 1: Write the proportion equation
74,306,775.60 : 102,546,748.44 = 41,267,173.68 : x - Step 2: Convert to fraction form
74,306,775.60/102,546,748.44 = 41,267,173.68/x - Step 3: Cross multiply
74,306,775.60x = 102,546,748.44 × 41,267,173.68 - Step 4: Simplify right side
74,306,775.60x = 4,231,814,478,192,749 - Step 5: Solve for x
x = 4,231,814,478,192,749/74,306,775.60 - Step 6: Final answer
x = 56,950,586.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.