Finding the Fourth Proportional to 5,372,027.31, 7,413,442.48 and 2,924,655.31
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Solution
The fourth proportional to 5,372,027.31, 7,413,442.48 and 2,924,655.31 is: 4,036,048.71
Step by Step Solution
- Step 1: Write the proportion equation
5,372,027.31 : 7,413,442.48 = 2,924,655.31 : x - Step 2: Convert to fraction form
5,372,027.31/7,413,442.48 = 2,924,655.31/x - Step 3: Cross multiply
5,372,027.31x = 7,413,442.48 × 2,924,655.31 - Step 4: Simplify right side
5,372,027.31x = 21,681,763,914,511.57 - Step 5: Solve for x
x = 21,681,763,914,511.57/5,372,027.31 - Step 6: Final answer
x = 4,036,048.71
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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.