Finding the Fourth Proportional to 8,296,786.56, 11,449,154.88 and 4,675,347.84
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Solution
The fourth proportional to 8,296,786.56, 11,449,154.88 and 4,675,347.84 is: 6,451,748.66
Step by Step Solution
- Step 1: Write the proportion equation
8,296,786.56 : 11,449,154.88 = 4,675,347.84 : x - Step 2: Convert to fraction form
8,296,786.56/11,449,154.88 = 4,675,347.84/x - Step 3: Cross multiply
8,296,786.56x = 11,449,154.88 × 4,675,347.84 - Step 4: Simplify right side
8,296,786.56x = 53,528,781,538,033.46 - Step 5: Solve for x
x = 53,528,781,538,033.46/8,296,786.56 - Step 6: Final answer
x = 6,451,748.66
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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.