Finding the Fourth Proportional to 11,519,658.04, 15,896,823.60 and 6,362,908.88
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Solution
The fourth proportional to 11,519,658.04, 15,896,823.60 and 6,362,908.88 is: 8,780,646.07
Step by Step Solution
- Step 1: Write the proportion equation
11,519,658.04 : 15,896,823.60 = 6,362,908.88 : x - Step 2: Convert to fraction form
11,519,658.04/15,896,823.60 = 6,362,908.88/x - Step 3: Cross multiply
11,519,658.04x = 15,896,823.60 × 6,362,908.88 - Step 4: Simplify right side
11,519,658.04x = 101,150,040,048,233.56 - Step 5: Solve for x
x = 101,150,040,048,233.56/11,519,658.04 - Step 6: Final answer
x = 8,780,646.07
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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.