Finding the Fourth Proportional to 11,727,408.99, 17,510,898.75 and 10,505,094.69
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Solution
The fourth proportional to 11,727,408.99, 17,510,898.75 and 10,505,094.69 is: 15,685,787.85
Step by Step Solution
- Step 1: Write the proportion equation
11,727,408.99 : 17,510,898.75 = 10,505,094.69 : x - Step 2: Convert to fraction form
11,727,408.99/17,510,898.75 = 10,505,094.69/x - Step 3: Cross multiply
11,727,408.99x = 17,510,898.75 × 10,505,094.69 - Step 4: Simplify right side
11,727,408.99x = 183,953,649,475,752.62 - Step 5: Solve for x
x = 183,953,649,475,752.62/11,727,408.99 - Step 6: Final answer
x = 15,685,787.85
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.