Finding the Fourth Proportional to 10,130,935.08, 13,980,713.04 and 5,484,769.08
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Solution
The fourth proportional to 10,130,935.08, 13,980,713.04 and 5,484,769.08 is: 7,568,993.58
Step by Step Solution
- Step 1: Write the proportion equation
10,130,935.08 : 13,980,713.04 = 5,484,769.08 : x - Step 2: Convert to fraction form
10,130,935.08/13,980,713.04 = 5,484,769.08/x - Step 3: Cross multiply
10,130,935.08x = 13,980,713.04 × 5,484,769.08 - Step 4: Simplify right side
10,130,935.08x = 76,680,982,598,144.80 - Step 5: Solve for x
x = 76,680,982,598,144.80/10,130,935.08 - Step 6: Final answer
x = 7,568,993.58
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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.