Finding the Fourth Proportional to 8,319,994.35, 11,480,938.53 and 4,598,668.97
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Solution
The fourth proportional to 8,319,994.35, 11,480,938.53 and 4,598,668.97 is: 6,345,801.87
Step by Step Solution
- Step 1: Write the proportion equation
8,319,994.35 : 11,480,938.53 = 4,598,668.97 : x - Step 2: Convert to fraction form
8,319,994.35/11,480,938.53 = 4,598,668.97/x - Step 3: Cross multiply
8,319,994.35x = 11,480,938.53 × 4,598,668.97 - Step 4: Simplify right side
8,319,994.35x = 52,797,035,726,369.60 - Step 5: Solve for x
x = 52,797,035,726,369.60/8,319,994.35 - Step 6: Final answer
x = 6,345,801.87
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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.