Finding the Fourth Proportional to 19,240,598.19, 26,551,697.34 and 10,419,977.99
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Solution
The fourth proportional to 19,240,598.19, 26,551,697.34 and 10,419,977.99 is: 14,379,391.90
Step by Step Solution
- Step 1: Write the proportion equation
19,240,598.19 : 26,551,697.34 = 10,419,977.99 : x - Step 2: Convert to fraction form
19,240,598.19/26,551,697.34 = 10,419,977.99/x - Step 3: Cross multiply
19,240,598.19x = 26,551,697.34 × 10,419,977.99 - Step 4: Simplify right side
19,240,598.19x = 276,668,101,747,183.03 - Step 5: Solve for x
x = 276,668,101,747,183.03/19,240,598.19 - Step 6: Final answer
x = 14,379,391.90
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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.