Finding the Fourth Proportional to 8,804,271.40, 13,190,660.70 and 5,434,541.80
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Solution
The fourth proportional to 8,804,271.40, 13,190,660.70 and 5,434,541.80 is: 8,142,093.05
Step by Step Solution
- Step 1: Write the proportion equation
8,804,271.40 : 13,190,660.70 = 5,434,541.80 : x - Step 2: Convert to fraction form
8,804,271.40/13,190,660.70 = 5,434,541.80/x - Step 3: Cross multiply
8,804,271.40x = 13,190,660.70 × 5,434,541.80 - Step 4: Simplify right side
8,804,271.40x = 71,685,196,943,767.25 - Step 5: Solve for x
x = 71,685,196,943,767.25/8,804,271.40 - Step 6: Final answer
x = 8,142,093.05
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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.