Finding the Fourth Proportional to 15,193,780.44, 22,792,632.50 and 6,994,445.09
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Solution
The fourth proportional to 15,193,780.44, 22,792,632.50 and 6,994,445.09 is: 10,492,570.76
Step by Step Solution
- Step 1: Write the proportion equation
15,193,780.44 : 22,792,632.50 = 6,994,445.09 : x - Step 2: Convert to fraction form
15,193,780.44/22,792,632.50 = 6,994,445.09/x - Step 3: Cross multiply
15,193,780.44x = 22,792,632.50 × 6,994,445.09 - Step 4: Simplify right side
15,193,780.44x = 159,421,816,381,322.38 - Step 5: Solve for x
x = 159,421,816,381,322.38/15,193,780.44 - Step 6: Final answer
x = 10,492,570.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.