Finding the Fourth Proportional to 50,612,348.75, 75,902,830.79 and 18,260,046.81
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Solution
The fourth proportional to 50,612,348.75, 75,902,830.79 and 18,260,046.81 is: 27,384,408.70
Step by Step Solution
- Step 1: Write the proportion equation
50,612,348.75 : 75,902,830.79 = 18,260,046.81 : x - Step 2: Convert to fraction form
50,612,348.75/75,902,830.79 = 18,260,046.81/x - Step 3: Cross multiply
50,612,348.75x = 75,902,830.79 × 18,260,046.81 - Step 4: Simplify right side
50,612,348.75x = 1,385,989,243,145,609 - Step 5: Solve for x
x = 1,385,989,243,145,609/50,612,348.75 - Step 6: Final answer
x = 27,384,408.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.