Finding the Fourth Proportional to 5,397,996.48, 7,446,286.08 and 3,462,102.72
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Solution
The fourth proportional to 5,397,996.48, 7,446,286.08 and 3,462,102.72 is: 4,775,810.32
Step by Step Solution
- Step 1: Write the proportion equation
5,397,996.48 : 7,446,286.08 = 3,462,102.72 : x - Step 2: Convert to fraction form
5,397,996.48/7,446,286.08 = 3,462,102.72/x - Step 3: Cross multiply
5,397,996.48x = 7,446,286.08 × 3,462,102.72 - Step 4: Simplify right side
5,397,996.48x = 25,779,807,291,466.14 - Step 5: Solve for x
x = 25,779,807,291,466.14/5,397,996.48 - Step 6: Final answer
x = 4,775,810.32
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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.