Finding the Fourth Proportional to 29,697,310.95, 40,988,034.36 and 19,366,097.91
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Solution
The fourth proportional to 29,697,310.95, 40,988,034.36 and 19,366,097.91 is: 26,728,961.69
Step by Step Solution
- Step 1: Write the proportion equation
29,697,310.95 : 40,988,034.36 = 19,366,097.91 : x - Step 2: Convert to fraction form
29,697,310.95/40,988,034.36 = 19,366,097.91/x - Step 3: Cross multiply
29,697,310.95x = 40,988,034.36 × 19,366,097.91 - Step 4: Simplify right side
29,697,310.95x = 793,778,286,554,204.12 - Step 5: Solve for x
x = 793,778,286,554,204.12/29,697,310.95 - Step 6: Final answer
x = 26,728,961.69
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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.