Finding the Fourth Proportional to 7,215,806.18, 9,954,037.24 and 4,461,613.19
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Solution
The fourth proportional to 7,215,806.18, 9,954,037.24 and 4,461,613.19 is: 6,154,691.90
Step by Step Solution
- Step 1: Write the proportion equation
7,215,806.18 : 9,954,037.24 = 4,461,613.19 : x - Step 2: Convert to fraction form
7,215,806.18/9,954,037.24 = 4,461,613.19/x - Step 3: Cross multiply
7,215,806.18x = 9,954,037.24 × 4,461,613.19 - Step 4: Simplify right side
7,215,806.18x = 44,411,063,843,735.20 - Step 5: Solve for x
x = 44,411,063,843,735.20/7,215,806.18 - Step 6: Final answer
x = 6,154,691.90
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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.