Finding the Fourth Proportional to 19,332,264.84, 26,678,323.31 and 14,392,792.09
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Solution
The fourth proportional to 19,332,264.84, 26,678,323.31 and 14,392,792.09 is: 19,861,902.57
Step by Step Solution
- Step 1: Write the proportion equation
19,332,264.84 : 26,678,323.31 = 14,392,792.09 : x - Step 2: Convert to fraction form
19,332,264.84/26,678,323.31 = 14,392,792.09/x - Step 3: Cross multiply
19,332,264.84x = 26,678,323.31 × 14,392,792.09 - Step 4: Simplify right side
19,332,264.84x = 383,975,560,710,630.62 - Step 5: Solve for x
x = 383,975,560,710,630.62/19,332,264.84 - Step 6: Final answer
x = 19,861,902.57
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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.