Finding the Fourth Proportional to 10,073,763.24, 13,895,368.74 and 8,240,882.28
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Solution
The fourth proportional to 10,073,763.24, 13,895,368.74 and 8,240,882.28 is: 11,367,161.93
Step by Step Solution
- Step 1: Write the proportion equation
10,073,763.24 : 13,895,368.74 = 8,240,882.28 : x - Step 2: Convert to fraction form
10,073,763.24/13,895,368.74 = 8,240,882.28/x - Step 3: Cross multiply
10,073,763.24x = 13,895,368.74 × 8,240,882.28 - Step 4: Simplify right side
10,073,763.24x = 114,510,098,023,531.94 - Step 5: Solve for x
x = 114,510,098,023,531.94/10,073,763.24 - Step 6: Final answer
x = 11,367,161.93
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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.