Finding the Fourth Proportional to 10,849,831.84, 14,972,748.07 and 6,203,704.11
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Solution
The fourth proportional to 10,849,831.84, 14,972,748.07 and 6,203,704.11 is: 8,561,100.31
Step by Step Solution
- Step 1: Write the proportion equation
10,849,831.84 : 14,972,748.07 = 6,203,704.11 : x - Step 2: Convert to fraction form
10,849,831.84/14,972,748.07 = 6,203,704.11/x - Step 3: Cross multiply
10,849,831.84x = 14,972,748.07 × 6,203,704.11 - Step 4: Simplify right side
10,849,831.84x = 92,886,498,788,709.98 - Step 5: Solve for x
x = 92,886,498,788,709.98/10,849,831.84 - Step 6: Final answer
x = 8,561,100.31
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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.