Finding the Fourth Proportional to 11,414,491.79, 15,751,994.87 and 6,257,742.62
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Solution
The fourth proportional to 11,414,491.79, 15,751,994.87 and 6,257,742.62 is: 8,635,682.73
Step by Step Solution
- Step 1: Write the proportion equation
11,414,491.79 : 15,751,994.87 = 6,257,742.62 : x - Step 2: Convert to fraction form
11,414,491.79/15,751,994.87 = 6,257,742.62/x - Step 3: Cross multiply
11,414,491.79x = 15,751,994.87 × 6,257,742.62 - Step 4: Simplify right side
11,414,491.79x = 98,571,929,584,904.75 - Step 5: Solve for x
x = 98,571,929,584,904.75/11,414,491.79 - Step 6: Final answer
x = 8,635,682.73
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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.