Finding the Fourth Proportional to 43,511,631.03, 65,274,882.35 and 17,938,660.95
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Solution
The fourth proportional to 43,511,631.03, 65,274,882.35 and 17,938,660.95 is: 26,911,057.00
Step by Step Solution
- Step 1: Write the proportion equation
43,511,631.03 : 65,274,882.35 = 17,938,660.95 : x - Step 2: Convert to fraction form
43,511,631.03/65,274,882.35 = 17,938,660.95/x - Step 3: Cross multiply
43,511,631.03x = 65,274,882.35 × 17,938,660.95 - Step 4: Simplify right side
43,511,631.03x = 1,170,943,982,938,095.75 - Step 5: Solve for x
x = 1,170,943,982,938,095.75/43,511,631.03 - Step 6: Final answer
x = 26,911,057.00
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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.