Finding the Fourth Proportional to 13,144,043.97, 19,718,307.92 and 5,860,146.70
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Solution
The fourth proportional to 13,144,043.97, 19,718,307.92 and 5,860,146.70 is: 8,791,219.61
Step by Step Solution
- Step 1: Write the proportion equation
13,144,043.97 : 19,718,307.92 = 5,860,146.70 : x - Step 2: Convert to fraction form
13,144,043.97/19,718,307.92 = 5,860,146.70/x - Step 3: Cross multiply
13,144,043.97x = 19,718,307.92 × 5,860,146.70 - Step 4: Simplify right side
13,144,043.97x = 115,552,177,086,971.88 - Step 5: Solve for x
x = 115,552,177,086,971.88/13,144,043.97 - Step 6: Final answer
x = 8,791,219.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.