Finding the Fourth Proportional to 10,967,027.20, 15,129,732.83 and 6,613,694.35
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Solution
The fourth proportional to 10,967,027.20, 15,129,732.83 and 6,613,694.35 is: 9,124,024.83
Step by Step Solution
- Step 1: Write the proportion equation
10,967,027.20 : 15,129,732.83 = 6,613,694.35 : x - Step 2: Convert to fraction form
10,967,027.20/15,129,732.83 = 6,613,694.35/x - Step 3: Cross multiply
10,967,027.20x = 15,129,732.83 × 6,613,694.35 - Step 4: Simplify right side
10,967,027.20x = 100,063,428,463,887.70 - Step 5: Solve for x
x = 100,063,428,463,887.70/10,967,027.20 - Step 6: Final answer
x = 9,124,024.83
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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.