Finding the Fourth Proportional to 7,537,689.66, 11,305,091.55 and 2,926,675.47
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Solution
The fourth proportional to 7,537,689.66, 11,305,091.55 and 2,926,675.47 is: 4,389,452.95
Step by Step Solution
- Step 1: Write the proportion equation
7,537,689.66 : 11,305,091.55 = 2,926,675.47 : x - Step 2: Convert to fraction form
7,537,689.66/11,305,091.55 = 2,926,675.47/x - Step 3: Cross multiply
7,537,689.66x = 11,305,091.55 × 2,926,675.47 - Step 4: Simplify right side
7,537,689.66x = 33,086,334,125,489.28 - Step 5: Solve for x
x = 33,086,334,125,489.28/7,537,689.66 - Step 6: Final answer
x = 4,389,452.95
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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.