Finding the Fourth Proportional to 9,873,968.31, 14,805,626.99 and 4,479,675.30
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Solution
The fourth proportional to 9,873,968.31, 14,805,626.99 and 4,479,675.30 is: 6,717,096.86
Step by Step Solution
- Step 1: Write the proportion equation
9,873,968.31 : 14,805,626.99 = 4,479,675.30 : x - Step 2: Convert to fraction form
9,873,968.31/14,805,626.99 = 4,479,675.30/x - Step 3: Cross multiply
9,873,968.31x = 14,805,626.99 × 4,479,675.30 - Step 4: Simplify right side
9,873,968.31x = 66,324,401,505,717.97 - Step 5: Solve for x
x = 66,324,401,505,717.97/9,873,968.31 - Step 6: Final answer
x = 6,717,096.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.