Finding the Fourth Proportional to 18,923,673.24, 26,114,679.56 and 10,221,845.92
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Solution
The fourth proportional to 18,923,673.24, 26,114,679.56 and 10,221,845.92 is: 14,106,153.03
Step by Step Solution
- Step 1: Write the proportion equation
18,923,673.24 : 26,114,679.56 = 10,221,845.92 : x - Step 2: Convert to fraction form
18,923,673.24/26,114,679.56 = 10,221,845.92/x - Step 3: Cross multiply
18,923,673.24x = 26,114,679.56 × 10,221,845.92 - Step 4: Simplify right side
18,923,673.24x = 266,940,230,672,761.31 - Step 5: Solve for x
x = 266,940,230,672,761.31/18,923,673.24 - Step 6: Final answer
x = 14,106,153.03
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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.