Finding the Fourth Proportional to 5,098,031.36, 7,034,460.06 and 2,922,174.14
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Solution
The fourth proportional to 5,098,031.36, 7,034,460.06 and 2,922,174.14 is: 4,032,128.45
Step by Step Solution
- Step 1: Write the proportion equation
5,098,031.36 : 7,034,460.06 = 2,922,174.14 : x - Step 2: Convert to fraction form
5,098,031.36/7,034,460.06 = 2,922,174.14/x - Step 3: Cross multiply
5,098,031.36x = 7,034,460.06 × 2,922,174.14 - Step 4: Simplify right side
5,098,031.36x = 20,555,917,276,194.85 - Step 5: Solve for x
x = 20,555,917,276,194.85/5,098,031.36 - Step 6: Final answer
x = 4,032,128.45
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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.