Finding the Fourth Proportional to 11,111,106.08, 15,335,724.36 and 6,761,593.64
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Solution
The fourth proportional to 11,111,106.08, 15,335,724.36 and 6,761,593.64 is: 9,332,458.49
Step by Step Solution
- Step 1: Write the proportion equation
11,111,106.08 : 15,335,724.36 = 6,761,593.64 : x - Step 2: Convert to fraction form
11,111,106.08/15,335,724.36 = 6,761,593.64/x - Step 3: Cross multiply
11,111,106.08x = 15,335,724.36 × 6,761,593.64 - Step 4: Simplify right side
11,111,106.08x = 103,693,936,297,369.06 - Step 5: Solve for x
x = 103,693,936,297,369.06/11,111,106.08 - Step 6: Final answer
x = 9,332,458.49
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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.