Finding the Fourth Proportional to 7,346,334.24, 10,987,270.38 and 6,542,388.18
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Solution
The fourth proportional to 7,346,334.24, 10,987,270.38 and 6,542,388.18 is: 9,784,878.49
Step by Step Solution
- Step 1: Write the proportion equation
7,346,334.24 : 10,987,270.38 = 6,542,388.18 : x - Step 2: Convert to fraction form
7,346,334.24/10,987,270.38 = 6,542,388.18/x - Step 3: Cross multiply
7,346,334.24x = 10,987,270.38 × 6,542,388.18 - Step 4: Simplify right side
7,346,334.24x = 71,882,987,864,576.11 - Step 5: Solve for x
x = 71,882,987,864,576.11/7,346,334.24 - Step 6: Final answer
x = 9,784,878.49
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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.