Finding the Fourth Proportional to 8,737,752.80, 13,106,629.20 and 5,882,405.60
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Solution
The fourth proportional to 8,737,752.80, 13,106,629.20 and 5,882,405.60 is: 8,823,608.40
Step by Step Solution
- Step 1: Write the proportion equation
8,737,752.80 : 13,106,629.20 = 5,882,405.60 : x - Step 2: Convert to fraction form
8,737,752.80/13,106,629.20 = 5,882,405.60/x - Step 3: Cross multiply
8,737,752.80x = 13,106,629.20 × 5,882,405.60 - Step 4: Simplify right side
8,737,752.80x = 77,098,509,003,203.52 - Step 5: Solve for x
x = 77,098,509,003,203.52/8,737,752.80 - Step 6: Final answer
x = 8,823,608.40
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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.