Finding the Fourth Proportional to 17,393,663.86, 26,081,555.41 and 9,200,711.99
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Solution
The fourth proportional to 17,393,663.86, 26,081,555.41 and 9,200,711.99 is: 13,796,338.80
Step by Step Solution
- Step 1: Write the proportion equation
17,393,663.86 : 26,081,555.41 = 9,200,711.99 : x - Step 2: Convert to fraction form
17,393,663.86/26,081,555.41 = 9,200,711.99/x - Step 3: Cross multiply
17,393,663.86x = 26,081,555.41 × 9,200,711.99 - Step 4: Simplify right side
17,393,663.86x = 239,968,879,547,494.44 - Step 5: Solve for x
x = 239,968,879,547,494.44/17,393,663.86 - Step 6: Final answer
x = 13,796,338.80
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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.