Finding the Fourth Proportional to 7,107,634.24, 10,661,443.08 and 2,315,315.82
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Solution
The fourth proportional to 7,107,634.24, 10,661,443.08 and 2,315,315.82 is: 3,472,971.03
Step by Step Solution
- Step 1: Write the proportion equation
7,107,634.24 : 10,661,443.08 = 2,315,315.82 : x - Step 2: Convert to fraction form
7,107,634.24/10,661,443.08 = 2,315,315.82/x - Step 3: Cross multiply
7,107,634.24x = 10,661,443.08 × 2,315,315.82 - Step 4: Simplify right side
7,107,634.24x = 24,684,607,827,153.52 - Step 5: Solve for x
x = 24,684,607,827,153.52/7,107,634.24 - Step 6: Final answer
x = 3,472,971.03
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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.