Finding the Fourth Proportional to 11,491,952.31, 15,858,486 and 6,264,852.21
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Solution
The fourth proportional to 11,491,952.31, 15,858,486 and 6,264,852.21 is: 8,645,273.53
Step by Step Solution
- Step 1: Write the proportion equation
11,491,952.31 : 15,858,486 = 6,264,852.21 : x - Step 2: Convert to fraction form
11,491,952.31/15,858,486 = 6,264,852.21/x - Step 3: Cross multiply
11,491,952.31x = 15,858,486 × 6,264,852.21 - Step 4: Simplify right side
11,491,952.31x = 99,351,071,064,354.06 - Step 5: Solve for x
x = 99,351,071,064,354.06/11,491,952.31 - Step 6: Final answer
x = 8,645,273.53
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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.