Finding the Fourth Proportional to 6,331,086, 8,736,906.36 and 3,430,474.62
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Solution
The fourth proportional to 6,331,086, 8,736,906.36 and 3,430,474.62 is: 4,734,059.14
Step by Step Solution
- Step 1: Write the proportion equation
6,331,086 : 8,736,906.36 = 3,430,474.62 : x - Step 2: Convert to fraction form
6,331,086/8,736,906.36 = 3,430,474.62/x - Step 3: Cross multiply
6,331,086x = 8,736,906.36 × 3,430,474.62 - Step 4: Simplify right side
6,331,086x = 29,971,735,525,296.58 - Step 5: Solve for x
x = 29,971,735,525,296.58/6,331,086 - Step 6: Final answer
x = 4,734,059.14
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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.