Finding the Fourth Proportional to 5,051,121.36, 6,970,460.04 and 2,759,223.12
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Solution
The fourth proportional to 5,051,121.36, 6,970,460.04 and 2,759,223.12 is: 3,807,680.14
Step by Step Solution
- Step 1: Write the proportion equation
5,051,121.36 : 6,970,460.04 = 2,759,223.12 : x - Step 2: Convert to fraction form
5,051,121.36/6,970,460.04 = 2,759,223.12/x - Step 3: Cross multiply
5,051,121.36x = 6,970,460.04 × 2,759,223.12 - Step 4: Simplify right side
5,051,121.36x = 19,233,054,499,404.12 - Step 5: Solve for x
x = 19,233,054,499,404.12/5,051,121.36 - Step 6: Final answer
x = 3,807,680.14
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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.