Finding the Fourth Proportional to 19,386,566.97, 26,753,115.32 and 10,566,097.68
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Solution
The fourth proportional to 19,386,566.97, 26,753,115.32 and 10,566,097.68 is: 14,581,025.63
Step by Step Solution
- Step 1: Write the proportion equation
19,386,566.97 : 26,753,115.32 = 10,566,097.68 : x - Step 2: Convert to fraction form
19,386,566.97/26,753,115.32 = 10,566,097.68/x - Step 3: Cross multiply
19,386,566.97x = 26,753,115.32 × 10,566,097.68 - Step 4: Simplify right side
19,386,566.97x = 282,676,029,861,975.31 - Step 5: Solve for x
x = 282,676,029,861,975.31/19,386,566.97 - Step 6: Final answer
x = 14,581,025.63
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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.