Finding the Fourth Proportional to 10,211,995.44, 15,319,114.14 and 5,095,713.06
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Solution
The fourth proportional to 10,211,995.44, 15,319,114.14 and 5,095,713.06 is: 7,644,128.95
Step by Step Solution
- Step 1: Write the proportion equation
10,211,995.44 : 15,319,114.14 = 5,095,713.06 : x - Step 2: Convert to fraction form
10,211,995.44/15,319,114.14 = 5,095,713.06/x - Step 3: Cross multiply
10,211,995.44x = 15,319,114.14 × 5,095,713.06 - Step 4: Simplify right side
10,211,995.44x = 78,061,809,990,828.67 - Step 5: Solve for x
x = 78,061,809,990,828.67/10,211,995.44 - Step 6: Final answer
x = 7,644,128.95
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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.