Finding the Fourth Proportional to 18,964,310.00, 26,167,932.50 and 11,518,097.15
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Solution
The fourth proportional to 18,964,310.00, 26,167,932.50 and 11,518,097.15 is: 15,893,264.17
Step by Step Solution
- Step 1: Write the proportion equation
18,964,310.00 : 26,167,932.50 = 11,518,097.15 : x - Step 2: Convert to fraction form
18,964,310.00/26,167,932.50 = 11,518,097.15/x - Step 3: Cross multiply
18,964,310.00x = 26,167,932.50 × 11,518,097.15 - Step 4: Simplify right side
18,964,310.00x = 301,404,788,561,212.25 - Step 5: Solve for x
x = 301,404,788,561,212.25/18,964,310.00 - Step 6: Final answer
x = 15,893,264.17
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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.