Finding the Fourth Proportional to 11,504,254.56, 15,876,203.52 and 6,347,948.28
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Solution
The fourth proportional to 11,504,254.56, 15,876,203.52 and 6,347,948.28 is: 8,760,351.95
Step by Step Solution
- Step 1: Write the proportion equation
11,504,254.56 : 15,876,203.52 = 6,347,948.28 : x - Step 2: Convert to fraction form
11,504,254.56/15,876,203.52 = 6,347,948.28/x - Step 3: Cross multiply
11,504,254.56x = 15,876,203.52 × 6,347,948.28 - Step 4: Simplify right side
11,504,254.56x = 100,781,318,827,713.95 - Step 5: Solve for x
x = 100,781,318,827,713.95/11,504,254.56 - Step 6: Final answer
x = 8,760,351.95
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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.