Finding the Fourth Proportional to 11,111,509.97, 16,750,548.01 and 10,370,814.09
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Solution
The fourth proportional to 11,111,509.97, 16,750,548.01 and 10,370,814.09 is: 15,633,952.52
Step by Step Solution
- Step 1: Write the proportion equation
11,111,509.97 : 16,750,548.01 = 10,370,814.09 : x - Step 2: Convert to fraction form
11,111,509.97/16,750,548.01 = 10,370,814.09/x - Step 3: Cross multiply
11,111,509.97x = 16,750,548.01 × 10,370,814.09 - Step 4: Simplify right side
11,111,509.97x = 173,716,819,317,329.47 - Step 5: Solve for x
x = 173,716,819,317,329.47/11,111,509.97 - Step 6: Final answer
x = 15,633,952.52
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.