Finding the Fourth Proportional to 11,195,527.74, 15,454,595.16 and 7,526,572.26
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Solution
The fourth proportional to 11,195,527.74, 15,454,595.16 and 7,526,572.26 is: 10,389,874.41
Step by Step Solution
- Step 1: Write the proportion equation
11,195,527.74 : 15,454,595.16 = 7,526,572.26 : x - Step 2: Convert to fraction form
11,195,527.74/15,454,595.16 = 7,526,572.26/x - Step 3: Cross multiply
11,195,527.74x = 15,454,595.16 × 7,526,572.26 - Step 4: Simplify right side
11,195,527.74x = 116,320,127,220,786.27 - Step 5: Solve for x
x = 116,320,127,220,786.27/11,195,527.74 - Step 6: Final answer
x = 10,389,874.41
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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.