Finding the Fourth Proportional to 10,180,811.06, 15,250,769.86 and 4,708,235.08
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Solution
The fourth proportional to 10,180,811.06, 15,250,769.86 and 4,708,235.08 is: 7,052,896.79
Step by Step Solution
- Step 1: Write the proportion equation
10,180,811.06 : 15,250,769.86 = 4,708,235.08 : x - Step 2: Convert to fraction form
10,180,811.06/15,250,769.86 = 4,708,235.08/x - Step 3: Cross multiply
10,180,811.06x = 15,250,769.86 × 4,708,235.08 - Step 4: Simplify right side
10,180,811.06x = 71,804,209,651,858.69 - Step 5: Solve for x
x = 71,804,209,651,858.69/10,180,811.06 - Step 6: Final answer
x = 7,052,896.79
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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.