Finding the Fourth Proportional to 10,077,964.36, 15,113,845.86 and 2,887,571.68
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Solution
The fourth proportional to 10,077,964.36, 15,113,845.86 and 2,887,571.68 is: 4,330,469.10
Step by Step Solution
- Step 1: Write the proportion equation
10,077,964.36 : 15,113,845.86 = 2,887,571.68 : x - Step 2: Convert to fraction form
10,077,964.36/15,113,845.86 = 2,887,571.68/x - Step 3: Cross multiply
10,077,964.36x = 15,113,845.86 × 2,887,571.68 - Step 4: Simplify right side
10,077,964.36x = 43,642,313,281,221.24 - Step 5: Solve for x
x = 43,642,313,281,221.24/10,077,964.36 - Step 6: Final answer
x = 4,330,469.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.