Finding the Fourth Proportional to 22,049,710.53, 30,419,081.52 and 13,775,370.99
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Solution
The fourth proportional to 22,049,710.53, 30,419,081.52 and 13,775,370.99 is: 19,004,065.04
Step by Step Solution
- Step 1: Write the proportion equation
22,049,710.53 : 30,419,081.52 = 13,775,370.99 : x - Step 2: Convert to fraction form
22,049,710.53/30,419,081.52 = 13,775,370.99/x - Step 3: Cross multiply
22,049,710.53x = 30,419,081.52 × 13,775,370.99 - Step 4: Simplify right side
22,049,710.53x = 419,034,133,113,053.12 - Step 5: Solve for x
x = 419,034,133,113,053.12/22,049,710.53 - Step 6: Final answer
x = 19,004,065.04
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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.