Finding the Fourth Proportional to 5,925,823.79, 8,178,300.45 and 3,347,670.60
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Solution
The fourth proportional to 5,925,823.79, 8,178,300.45 and 3,347,670.60 is: 4,620,160.33
Step by Step Solution
- Step 1: Write the proportion equation
5,925,823.79 : 8,178,300.45 = 3,347,670.60 : x - Step 2: Convert to fraction form
5,925,823.79/8,178,300.45 = 3,347,670.60/x - Step 3: Cross multiply
5,925,823.79x = 8,178,300.45 × 3,347,670.60 - Step 4: Simplify right side
5,925,823.79x = 27,378,255,974,431.77 - Step 5: Solve for x
x = 27,378,255,974,431.77/5,925,823.79 - Step 6: Final answer
x = 4,620,160.33
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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.