Finding the Fourth Proportional to 8,973,373.60, 13,460,060.40 and 3,292,859.80
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Solution
The fourth proportional to 8,973,373.60, 13,460,060.40 and 3,292,859.80 is: 4,939,289.70
Step by Step Solution
- Step 1: Write the proportion equation
8,973,373.60 : 13,460,060.40 = 3,292,859.80 : x - Step 2: Convert to fraction form
8,973,373.60/13,460,060.40 = 3,292,859.80/x - Step 3: Cross multiply
8,973,373.60x = 13,460,060.40 × 3,292,859.80 - Step 4: Simplify right side
8,973,373.60x = 44,322,091,796,731.92 - Step 5: Solve for x
x = 44,322,091,796,731.92/8,973,373.60 - Step 6: Final answer
x = 4,939,289.70
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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.