Finding the Fourth Proportional to 6,462,484.44, 8,918,183.86 and 3,561,876.88
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Solution
The fourth proportional to 6,462,484.44, 8,918,183.86 and 3,561,876.88 is: 4,915,365.48
Step by Step Solution
- Step 1: Write the proportion equation
6,462,484.44 : 8,918,183.86 = 3,561,876.88 : x - Step 2: Convert to fraction form
6,462,484.44/8,918,183.86 = 3,561,876.88/x - Step 3: Cross multiply
6,462,484.44x = 8,918,183.86 × 3,561,876.88 - Step 4: Simplify right side
6,462,484.44x = 31,765,472,902,523.15 - Step 5: Solve for x
x = 31,765,472,902,523.15/6,462,484.44 - Step 6: Final answer
x = 4,915,365.48
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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.