Finding the Fourth Proportional to 11,307,917.44, 15,604,914.24 and 6,151,266.68
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Solution
The fourth proportional to 11,307,917.44, 15,604,914.24 and 6,151,266.68 is: 8,488,741.58
Step by Step Solution
- Step 1: Write the proportion equation
11,307,917.44 : 15,604,914.24 = 6,151,266.68 : x - Step 2: Convert to fraction form
11,307,917.44/15,604,914.24 = 6,151,266.68/x - Step 3: Cross multiply
11,307,917.44x = 15,604,914.24 × 6,151,266.68 - Step 4: Simplify right side
11,307,917.44x = 95,989,989,008,769.52 - Step 5: Solve for x
x = 95,989,989,008,769.52/11,307,917.44 - Step 6: Final answer
x = 8,488,741.58
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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.