Finding the Fourth Proportional to 11,414,472.84, 15,751,968.48 and 6,257,723.76
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Solution
The fourth proportional to 11,414,472.84, 15,751,968.48 and 6,257,723.76 is: 8,635,656.57
Step by Step Solution
- Step 1: Write the proportion equation
11,414,472.84 : 15,751,968.48 = 6,257,723.76 : x - Step 2: Convert to fraction form
11,414,472.84/15,751,968.48 = 6,257,723.76/x - Step 3: Cross multiply
11,414,472.84x = 15,751,968.48 × 6,257,723.76 - Step 4: Simplify right side
11,414,472.84x = 98,571,467,424,067.08 - Step 5: Solve for x
x = 98,571,467,424,067.08/11,414,472.84 - Step 6: Final answer
x = 8,635,656.57
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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.