Finding the Fourth Proportional to 10,729,253.88, 14,806,759.86 and 6,146,461.08
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Solution
The fourth proportional to 10,729,253.88, 14,806,759.86 and 6,146,461.08 is: 8,482,339.43
Step by Step Solution
- Step 1: Write the proportion equation
10,729,253.88 : 14,806,759.86 = 6,146,461.08 : x - Step 2: Convert to fraction form
10,729,253.88/14,806,759.86 = 6,146,461.08/x - Step 3: Cross multiply
10,729,253.88x = 14,806,759.86 × 6,146,461.08 - Step 4: Simplify right side
10,729,253.88x = 91,009,173,200,396.25 - Step 5: Solve for x
x = 91,009,173,200,396.25/10,729,253.88 - Step 6: Final answer
x = 8,482,339.43
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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.