Finding the Fourth Proportional to 7,759,104.24, 10,707,894.68 and 4,321,345.24
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Solution
The fourth proportional to 7,759,104.24, 10,707,894.68 and 4,321,345.24 is: 5,963,640.68
Step by Step Solution
- Step 1: Write the proportion equation
7,759,104.24 : 10,707,894.68 = 4,321,345.24 : x - Step 2: Convert to fraction form
7,759,104.24/10,707,894.68 = 4,321,345.24/x - Step 3: Cross multiply
7,759,104.24x = 10,707,894.68 × 4,321,345.24 - Step 4: Simplify right side
7,759,104.24x = 46,272,509,705,839.33 - Step 5: Solve for x
x = 46,272,509,705,839.33/7,759,104.24 - Step 6: Final answer
x = 5,963,640.68
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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.