Finding the Fourth Proportional to 11,350,593.53, 15,664,149.87 and 6,194,287.21
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Solution
The fourth proportional to 11,350,593.53, 15,664,149.87 and 6,194,287.21 is: 8,548,296.87
Step by Step Solution
- Step 1: Write the proportion equation
11,350,593.53 : 15,664,149.87 = 6,194,287.21 : x - Step 2: Convert to fraction form
11,350,593.53/15,664,149.87 = 6,194,287.21/x - Step 3: Cross multiply
11,350,593.53x = 15,664,149.87 × 6,194,287.21 - Step 4: Simplify right side
11,350,593.53x = 97,028,243,116,943.41 - Step 5: Solve for x
x = 97,028,243,116,943.41/11,350,593.53 - Step 6: Final answer
x = 8,548,296.87
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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.