Finding the Fourth Proportional to 10,116,207.32, 15,179,293.26 and 4,724,074.08
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Solution
The fourth proportional to 10,116,207.32, 15,179,293.26 and 4,724,074.08 is: 7,088,437.75
Step by Step Solution
- Step 1: Write the proportion equation
10,116,207.32 : 15,179,293.26 = 4,724,074.08 : x - Step 2: Convert to fraction form
10,116,207.32/15,179,293.26 = 4,724,074.08/x - Step 3: Cross multiply
10,116,207.32x = 15,179,293.26 × 4,724,074.08 - Step 4: Simplify right side
10,116,207.32x = 71,708,105,842,284.70 - Step 5: Solve for x
x = 71,708,105,842,284.70/10,116,207.32 - Step 6: Final answer
x = 7,088,437.75
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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.