Finding the Fourth Proportional to 5,507,031.42, 7,600,796.73 and 3,518,896.14
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Solution
The fourth proportional to 5,507,031.42, 7,600,796.73 and 3,518,896.14 is: 4,856,775.32
Step by Step Solution
- Step 1: Write the proportion equation
5,507,031.42 : 7,600,796.73 = 3,518,896.14 : x - Step 2: Convert to fraction form
5,507,031.42/7,600,796.73 = 3,518,896.14/x - Step 3: Cross multiply
5,507,031.42x = 7,600,796.73 × 3,518,896.14 - Step 4: Simplify right side
5,507,031.42x = 26,746,414,274,121.62 - Step 5: Solve for x
x = 26,746,414,274,121.62/5,507,031.42 - Step 6: Final answer
x = 4,856,775.32
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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.