Finding the Fourth Proportional to 11,257,272.81, 15,535,049.76 and 6,100,634.35
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Solution
The fourth proportional to 11,257,272.81, 15,535,049.76 and 6,100,634.35 is: 8,418,882.61
Step by Step Solution
- Step 1: Write the proportion equation
11,257,272.81 : 15,535,049.76 = 6,100,634.35 : x - Step 2: Convert to fraction form
11,257,272.81/15,535,049.76 = 6,100,634.35/x - Step 3: Cross multiply
11,257,272.81x = 15,535,049.76 × 6,100,634.35 - Step 4: Simplify right side
11,257,272.81x = 94,773,658,233,652.88 - Step 5: Solve for x
x = 94,773,658,233,652.88/11,257,272.81 - Step 6: Final answer
x = 8,418,882.61
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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.