Finding the Fourth Proportional to 6,130,942.32, 8,460,702 and 3,554,122.80
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Solution
The fourth proportional to 6,130,942.32, 8,460,702 and 3,554,122.80 is: 4,904,690.39
Step by Step Solution
- Step 1: Write the proportion equation
6,130,942.32 : 8,460,702 = 3,554,122.80 : x - Step 2: Convert to fraction form
6,130,942.32/8,460,702 = 3,554,122.80/x - Step 3: Cross multiply
6,130,942.32x = 8,460,702 × 3,554,122.80 - Step 4: Simplify right side
6,130,942.32x = 30,070,373,882,205.60 - Step 5: Solve for x
x = 30,070,373,882,205.60/6,130,942.32 - Step 6: Final answer
x = 4,904,690.39
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1.5x scale
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.