Finding the Fourth Proportional to 7,537,686.66, 11,305,087.05 and 2,926,672.47
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Solution
The fourth proportional to 7,537,686.66, 11,305,087.05 and 2,926,672.47 is: 4,389,448.45
Step by Step Solution
- Step 1: Write the proportion equation
7,537,686.66 : 11,305,087.05 = 2,926,672.47 : x - Step 2: Convert to fraction form
7,537,686.66/11,305,087.05 = 2,926,672.47/x - Step 3: Cross multiply
7,537,686.66x = 11,305,087.05 × 2,926,672.47 - Step 4: Simplify right side
7,537,686.66x = 33,086,287,040,188.52 - Step 5: Solve for x
x = 33,086,287,040,188.52/7,537,686.66 - Step 6: Final answer
x = 4,389,448.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.